Academic Word List (English)

Front 1

abdominal

Back 1

(adj.) of or relating to or near the abdomen; (noun) the muscles of the abdomen

Front 2

absorb

Back 2

(verb) cause to become one with; engage or engross wholly

Front 3

absorption

Back 3

(noun) (chemistry) a process in which one substance permeates another; a fluid permeates or is dissolved by a liquid or solid; (physics) the process in which incident radiated energy is retained without reflection or transmission on passing through a medium

Front 4

accelerate

Back 4

(verb) move faster; cause to move faster

Front 5

acceleration

Back 5

(noun) the act of accelerating; increasing the speed; an increase in rate of change

Front 6

accent

Back 6

(noun) a diacritical mark used to indicate stress or placed above a vowel to indicate a special pronunciation; distinctive manner of oral expression

Front 7

accumulate

Back 7

(verb) collect or gather; get or gather together

Front 8

accumulation

Back 8

(noun) the act of accumulating; (finance) profits that are not paid out as dividends but are added to the capital base of the corporation

Front 9

accuracy

Back 9

(noun) the quality of being near to the true value; (mathematics) the number of significant figures given in a number

Front 10

accurately

Back 10

adv. with few mistakes; strictly correctly

Front 11

acid

Back 11

(adj.) having the characteristics of an acid; harsh or corrosive in tone

Front 12

acidic

Back 12

(adj.) being or containing an acid; of a solution having an excess of hydrogen atoms (having a pH of less than 7); being sour to the taste

Front 13

activate

Back 13

(verb) make active or more active; make (substances) radioactive

Front 14

actively

Back 14

adv. in an active manner

Front 15

acute

Back 15

(adj.) having or experiencing a rapid onset and short but severe course; of critical importance and consequence

Front 16

adaptation

Back 16

(noun) (physiology) the responsive adjustment of a sense organ (as the eye) to varying conditions (as of light); a written work (as a novel) that has been recast in a new form

Front 17

adaptive

Back 17

(adj.) having a capacity for adaptation

Front 18

adjacent

Back 18

(adj.) near or close to but not necessarily touching; nearest in space or position; immediately adjoining without intervening space

Front 19

admission

Back 19

(noun) the act of admitting someone to enter; an acknowledgment of the truth of something

Front 20

adolescent

Back 20

(adj.) in the state of development between puberty and maturity; displaying or suggesting a lack of maturity

Front 21

adverse

Back 21

(adj.) in an opposing direction; contrary to your interests or welfare

Front 22

aerosol

Back 22

(noun) a dispenser that holds a substance under pressure and that can release it as a fine spray (usually by means of a propellant gas); a cloud of solid or liquid particles in a gas

Front 23

aesthetic

Back 23

(adj.) concerning or characterized by an appreciation of beauty or good taste; aesthetically pleasing

Front 24

affirm

Back 24

(verb) to declare or affirm solemnly and formally as true; say yes to

Front 25

afterward

Back 25

adv. happening at a time subsequent to a reference time

Front 26

aggregate

Back 26

(adj.) gathered or tending to gather into a mass or whole; formed of separate units in a cluster

Front 27

agriculture

Back 27

(noun) the class of people engaged in growing food; the practice of cultivating the land or raising stock

Front 28

airplane

Back 28

(noun) an aircraft that has a fixed wing and is powered by propellers or jets

Front 29

algebra

Back 29

(noun) the mathematics of generalized arithmetical operations

Front 30

algorithm

Back 30

(noun) a precise rule (or set of rules) specifying how to solve some problem

Front 31

alien

Back 31

(adj.) being or from or characteristic of another place or part of the world; not contained in or deriving from the essential nature of something

Front 32

alliance

Back 32

(noun) a formal agreement establishing an association or alliance between nations or other groups to achieve a particular aim; an organization of people (or countries) involved in a pact or treaty

Front 33

allocate

Back 33

(verb) distribute according to a plan or set apart for a special purpose

Front 34

allocation

Back 34

(noun) (computer science) the assignment of particular areas of a magnetic disk to particular data or instructions; the act of distributing by allotting or apportioning; distribution according to a plan

Front 35

altitude

Back 35

(noun) elevation especially above sea level or above the earth's surface; the perpendicular distance from the base of a geometric figure to opposite vertex (or side if parallel)

Front 36

aluminum

Back 36

(noun) a silvery ductile metallic element found primarily in bauxite

Front 37

amino

Back 37

(adj.) pertaining to or containing any of a group of organic compounds of nitrogen derived from ammonia; (noun) the radical -NH2

Front 38

amongst

Back 38

(noun) among

Front 39

amplitude

Back 39

(noun) greatness of magnitude; the property of copious abundance

Front 40

analogy

Back 40

(noun) drawing a comparison in order to show a similarity in some respect; an inference that if things agree in some respects they probably agree in others

Front 41

ancestor

Back 41

(noun) someone from whom you are descended (but usually more remote than a grandparent)

Front 42

anthropology

Back 42

(noun) the social science that studies the origins and social relationships of human beings

Front 43

anti

Back 43

(adj.) not in favor of (an action or proposal etc.); (noun) a person who is opposed (to an action or policy or practice etc.)

Front 44

antibiotic

Back 44

(adj.) of or relating to antibiotic drugs; (noun) a chemical substance derivable from a mold or bacterium that kills microorganisms and cures infections

Front 45

antibody

Back 45

(noun) any of a large variety of proteins normally present in the body or produced in response to an antigen which it neutralizes, thus producing an immune response

Front 46

antiquity

Back 46

(noun) an artifact surviving from the past; the historic period preceding the Middle Ages in Europe

Front 47

appendix

Back 47

(noun) a vestigial process that extends from the lower end of the cecum and that resembles a small pouch; supplementary material that is collected and appended at the back of a book

Front 48

applause

Back 48

(noun) a demonstration of approval by clapping the hands together

Front 49

apple

Back 49

(noun) fruit with red or yellow or green skin and sweet to tart crisp whitish flesh; native Eurasian tree widely cultivated in many varieties for its firm rounded edible fruits

Front 50

approximate

Back 50

(adj.) located close together; very close in resemblance

Front 51

approximation

Back 51

(noun) the act of bringing near or bringing together especially the cut edges of tissue; the quality of coming near to identity (especially close in quantity)

Front 52

arbitrary

Back 52

(adj.) based on or subject to individual discretion or preference or sometimes impulse or caprice

Front 53

archaeology

Back 53

(noun) the branch of anthropology that studies prehistoric people and their cultures

Front 54

architect

Back 54

(noun) someone who creates plans to be used in making something (such as buildings)

Front 55

array

Back 55

(noun) an arrangement of aerials spaced to give desired directional characteristics; especially fine or decorative clothing

Front 56

arrow

Back 56

(noun) a projectile with a straight thin shaft and an arrowhead on one end and stabilizing vanes on the other; intended to be shot from a bow; a mark to indicate a direction or relation

Front 57

articulate

Back 57

(adj.) expressing yourself easily or characterized by clear expressive language; consisting of segments held together by joints

Front 58

artifact

Back 58

(noun) a man-made object taken as a whole

Front 59

artificial

Back 59

(adj.) artificially formal; contrived by art rather than nature

Front 60

artistic

Back 60

(adj.) satisfying aesthetic standards and sensibilities; relating to or characteristic of art or artists

Front 61

artwork

Back 61

(noun) photographs or other visual representations in a printed publication

Front 62

aspect

Back 62

(noun) a characteristic to be considered; a distinct feature or element in a problem

Front 63

assembly

Back 63

(noun) the social act of assembling; a group of machine parts that fit together to form a self-contained unit

Front 64

assert

Back 64

(verb) state categorically; insist on having one's opinions and rights recognized

Front 65

assignment

Back 65

(noun) the act of distributing something to designated places or persons; a duty that you are assigned to perform (especially in the armed forces)

Front 66

athletic

Back 66

(adj.) having a sturdy and well proportioned body; relating to or befitting athletics or athletes

Front 67

atom

Back 67

(noun) (nontechnical usage) a tiny piece of anything; (physics and chemistry) the smallest component of an element having the chemical properties of the element

Front 68

atomic

Back 68

(adj.) immeasurably small; of or relating to or comprising atoms

Front 69

auction

Back 69

(noun) the public sale of something to the highest bidder; a variety of bridge in which tricks made in excess of the contract are scored toward game; now generally superseded by contract bridge

Front 70

audio

Back 70

(noun) the sound elements of television; an audible acoustic wave frequency

Front 71

audit

Back 71

(noun) a methodical examination or review of a condition or situation; an inspection of the accounting procedures and records by a trained accountant or CPA

Front 72

authority

Back 72

(noun) official permission or approval; the power or right to give orders or make decisions

Front 73

autonomy

Back 73

(noun) immunity from arbitrary exercise of authority: political independence; personal independence

Front 74

availability

Back 74

(noun) the quality of being at hand when needed

Front 75

axiom

Back 75

(noun) (logic) a proposition that is not susceptible of proof or disproof; its truth is assumed to be self-evident; a saying that is widely accepted on its own merits

Front 76

axis

Back 76

(noun) the center around which something rotates; the 2nd cervical vertebra; serves as a pivot for turning the head

Front 77

backward

Back 77

(adj.) directed or facing toward the back or rear; (used of temperament or behavior) marked by a retiring nature

Front 78

bacteria

Back 78

(noun) (microbiology) single-celled or noncellular spherical or spiral or rod-shaped organisms lacking chlorophyll that reproduce by fission; important as pathogens and for biochemical properties; taxonomy is difficult; often considered plants

Front 79

bacterial

Back 79

(adj.) relating to or caused by bacteria

Front 80

bang

Back 80

adv. directly; (noun) a fringe of hair that is cut short squarely across the forehead

Front 81

bargain

Back 81

(noun) an agreement between parties (usually arrived at after discussion) fixing obligations of each; an advantageous purchase

Front 82

barrel

Back 82

(noun) a cylindrical container that holds liquids; a tube through which a bullet travels when a gun is fired

Front 83

basin

Back 83

(noun) a bowl-shaped vessel; usually used for holding food or liquids; a natural depression in the surface of the land often with a lake at the bottom of it

Front 84

bat

Back 84

(noun) (baseball) a turn trying to get a hit; nocturnal mouselike mammal with forelimbs modified to form membranous wings and anatomical adaptations for echolocation by which they navigate

Front 85

beam

Back 85

(noun) long thick piece of wood or metal or concrete, etc., used in construction; (nautical) breadth amidships

Front 86

behavioral

Back 86

(adj.) of or relating to behavior

Front 87

bilingual

Back 87

(adj.) using or knowing two languages; (noun) a person who speaks two languages fluently

Front 88

binary

Back 88

(adj.) consisting of two (units or components or elements or terms) or based on two; of or pertaining to a number system have 2 as its base

Front 89

biodiversity

Back 89

(noun) the diversity of plant and animal life in a particular habitat (or in the world as a whole)

Front 90

biologist

Back 90

(noun) (biology) a scientist who studies living organisms

Front 91

biology

Back 91

(noun) the science that studies living organisms; characteristic life processes and phenomena of living organisms

Front 92

bizarre

Back 92

(adj.) conspicuously or grossly unconventional or unusual

Front 93

blank

Back 93

(adj.) void of expression; (of a surface) not written or printed on

Front 94

bleed

Back 94

(verb) draw blood; drain of liquid or steam

Front 95

bodily

Back 95

(adj.) having or relating to a physical material body; affecting or characteristic of the body as opposed to the mind or spirit

Front 96

bonus

Back 96

(noun) anything that tends to arouse; an additional payment (or other remuneration) to employees as a means of increasing output

Front 97

bound

Back 97

(adj.) confined by bonds; secured with a cover or binding; often used as a combining form

Front 98

bracket

Back 98

(noun) an L-shaped support projecting from a wall (as to hold a shelf); either of two punctuation marks ([ or ]) used to enclose textual material

Front 99

breakdown

Back 99

(noun) an analysis into mutually exclusive categories; a cessation of normal operation

Front 100

broadly

Back 100

adv. without regard to specific details or exceptions; in a wide fashion

Front 101

bubble

Back 101

(noun) a dome-shaped covering made of transparent glass or plastic; an impracticable and illusory idea

Front 102

bucket

Back 102

(noun) a roughly cylindrical vessel that is open at the top; the quantity contained in a bucket

Front 103

bulk

Back 103

(noun) the property possessed by a large mass; the property of something that is great in magnitude

Front 104

bullet

Back 104

(noun) a projectile that is fired from a gun; (baseball) a pitch thrown with maximum velocity

Front 105

bundle

Back 105

(noun) a package of several things tied together for carrying or storing; a collection of things wrapped or boxed together

Front 106

calcium

Back 106

(noun) a white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals

Front 107

calculation

Back 107

(noun) the procedure of calculating; determining something by mathematical or logical methods; planning something carefully and intentionally

Front 108

calculator

Back 108

(noun) a small machine that is used for mathematical calculations; an expert at calculation (or at operating calculating machines)

Front 109

calculus

Back 109

(noun) the branch of mathematics that is concerned with limits and with the differentiation and integration of functions; a hard lump produced by the concretion of mineral salts; found in hollow organs or ducts of the body

Front 110

campus

Back 110

(noun) a field on which the buildings of a university are situated

Front 111

candidate

Back 111

(noun) someone who is considered for something (for an office or prize or honor etc.); a politician who is running for public office

Front 112

capillary

Back 112

(adj.) long and slender with a very small internal diameter; of or relating to hair

Front 113

capitalism

Back 113

(noun) an economic system based on private ownership of capital

Front 114

capitalist

Back 114

(adj.) of or relating to capitalism or capitalists; favoring or practicing capitalism

Front 115

carrier

Back 115

(noun) (genetics) an organism that possesses a recessive gene whose effect is masked by a dominant allele; the associated trait is not apparent but can be passed on to offspring; a rack attached to a vehicle; for carrying luggage or skis or the like

Front 116

cattle

Back 116

(noun) domesticated bovine animals as a group regardless of sex or age

Front 117

censor

Back 117

(noun) a person who is authorized to read publications or correspondence or to watch theatrical performances and suppress in whole or in part anything considered obscene or politically unacceptable; someone who censures or condemns

Front 118

characterization

Back 118

(noun) the act of describing distinctive characteristics or essential features; acting the part of a character on stage; dramatically representing the character by speech and action and gesture

Front 119

cheat

Back 119

(noun) a deception for profit to yourself; the act of swindling by some fraudulent scheme

Front 120

cheer

Back 120

(noun) a cry or shout of approval; the quality of being cheerful and dispelling gloom

Front 121

chemistry

Back 121

(noun) the science of matter; the branch of the natural sciences dealing with the composition of substances and their properties and reactions; the way two individuals relate to each other

Front 122

chemotherapy

Back 122

(noun) the use of chemical agents to treat or control disease (or mental illness)

Front 123

chess

Back 123

(noun) a board game for two players who move their 16 pieces according to specific rules; the object is to checkmate the opponent's king; weedy annual native to Europe but widely distributed as a weed especially in wheat

Front 124

chloride

Back 124

(noun) any salt of hydrochloric acid (containing the chloride ion); any compound containing a chlorine atom

Front 125

chromosome

Back 125

(noun) a threadlike body in the cell nucleus that carries the genes in a linear order

Front 126

chronic

Back 126

(adj.) being long-lasting and recurrent or characterized by long suffering

Front 127

chunk

Back 127

(noun) a substantial amount; a compact mass

Front 128

cinema

Back 128

(noun) a theater where films are shown; a medium that disseminates moving pictures

Front 129

circa

Back 129

(prep.) around

Front 130

circulate

Back 130

(verb) cause to become widely known; move around freely

Front 131

circulation

Back 131

(noun) the spread or transmission of something (as news or money) to a wider group or area; the dissemination of copies of periodicals (as newspapers or magazines)

Front 132

civilization

Back 132

(noun) a society in an advanced state of social development (e.g., with complex legal and political and religious organizations); the social process whereby societies achieve civilization

Front 133

clarify

Back 133

(verb) make clear by removing impurities or solids, as by heating; make clear and (more) comprehensible

Front 134

classification

Back 134

(noun) restriction imposed by the government on documents or weapons that are available only to certain authorized people; the basic cognitive process of arranging into classes or categories

Front 135

classify

Back 135

(verb) arrange or order by classes or categories; declare unavailable, as for security reasons

Front 136

classroom

Back 136

(noun) a room in a school where lessons take place

Front 137

clay

Back 137

(noun) United States politician responsible for the Missouri Compromise between free and slave states (1777-1852); United States general who commanded United States forces in Europe from 1945 to 1949 and who oversaw the Berlin airlift (1897-1978)

Front 138

clever

Back 138

(adj.) showing inventiveness and skill; skillful (or showing skill) in adapting means to ends

Front 139

click

Back 139

(noun) depression of a button on a computer mouse; a hinged catch that fits into a notch of a ratchet to move a wheel forward or prevent it from moving backward

Front 140

client

Back 140

(noun) a person who seeks the advice of a lawyer; (computer science) any computer that is hooked up to a computer network

Front 141

clinic

Back 141

(noun) a healthcare facility for outpatient care; meeting for diagnosis of problems and instruction or remedial work in a particular activity

Front 142

clip

Back 142

(noun) a sharp slanting blow; the act of clipping or snipping

Front 143

clone

Back 143

(noun) a group of genetically identical cells or organisms derived from a single cell or individual by some kind of asexual reproduction; an unauthorized copy or imitation

Front 144

closure

Back 144

(noun) termination of operations; a Gestalt principle of organization holding that there is an innate tendency to perceive incomplete objects as complete and to close or fill gaps and to perceive asymmetric stimuli as symmetric

Front 145

clue

Back 145

(noun) evidence that helps to solve a problem; a slight indication

Front 146

coefficient

Back 146

(noun) a constant number that serves as a measure of some property or characteristic

Front 147

cognitive

Back 147

(adj.) of or being or relating to or involving cognition

Front 148

coherent

Back 148

(adj.) sticking together; marked by an orderly, logical, and aesthetically consistent relation of parts

Front 149

collective

Back 149

(adj.) set up on the principle of collectivism or ownership and production by the workers involved usually under the supervision of a government; forming a whole or aggregate

Front 150

colonial

Back 150

(adj.) composed of many distinct individuals united to form a whole or colony; of or relating to or characteristic of or inhabiting a colony

Front 151

colony

Back 151

(noun) a group of animals of the same type living together; (microbiology) a group of organisms grown from a single parent cell

Front 152

comma

Back 152

(noun) anglewing butterfly with a comma-shaped mark on the underside of each hind wing; a punctuation mark (,) used to indicate the separation of elements within the grammatical structure of a sentence

Front 153

commentary

Back 153

(noun) a written explanation or criticism or illustration that is added to a book or other textual material

Front 154

commodity

Back 154

(noun) articles of commerce

Front 155

commonly

Back 155

adv. under normal conditions

Front 156

communicative

Back 156

(adj.) able or tending to communicate; of or relating to communication

Front 157

communist

Back 157

(adj.) relating to or marked by communism; (noun) a socialist who advocates communism

Front 158

compact

Back 158

(adj.) closely and firmly united or packed together; having component parts closely crowded together

Front 159

comparable

Back 159

(adj.) able to be compared or worthy of comparison; conforming in every respect

Front 160

comparative

Back 160

(adj.) having significance only in relation to something else; relating to or based on or involving comparison

Front 161

compensate

Back 161

(verb) make payment to; compensate; make amends for; pay compensation for

Front 162

competence

Back 162

(noun) the quality of being adequately or well qualified physically and intellectually

Front 163

competent

Back 163

(adj.) adequate for the purpose; properly or sufficiently qualified or capable or efficient

Front 164

complement

Back 164

(noun) something added to complete or make perfect; either of two parts that mutually complete each other

Front 165

complication

Back 165

(noun) the act or process of complicating; a development that complicates a situation

Front 166

comply

Back 166

(verb) act in accordance with someone's rules, commands, or wishes

Front 167

composer

Back 167

(noun) someone who composes music as a profession

Front 168

composite

Back 168

(adj.) consisting of separate interconnected parts; of or relating to or belonging to the plant family Compositae

Front 169

comprehension

Back 169

(noun) an ability to understand the meaning or importance of something (or the knowledge acquired as a result); the relation of comprising something

Front 170

computation

Back 170

(noun) the procedure of calculating; determining something by mathematical or logical methods; problem solving that involves numbers or quantities

Front 171

conceive

Back 171

(verb) become pregnant; undergo conception; judge or regard; look upon; judge

Front 172

conception

Back 172

(noun) the act of becoming pregnant; fertilization of an ovum by a spermatozoon; the creation of something in the mind

Front 173

conceptual

Back 173

(adj.) being or characterized by concepts or their formation

Front 174

conditional

Back 174

(adj.) imposing or depending on or containing a condition; qualified by reservations

Front 175

conduction

Back 175

(noun) the transmission of heat or electricity or sound

Front 176

cone

Back 176

(noun) any cone-shaped artifact; visual receptor cell sensitive to color

Front 177

conference

Back 177

(noun) a discussion among participants who have an agreed (serious) topic; a prearranged meeting for consultation or exchange of information or discussion (especially one with a formal agenda)

Front 178

configuration

Back 178

(noun) an arrangement of parts or elements; any spatial attributes (especially as defined by outline)

Front 179

confine

Back 179

(verb) prevent from leaving or from being removed; deprive of freedom; take into confinement

Front 180

confound

Back 180

(verb) mistake one thing for another; be confusing or perplexing to; cause to be unable to think clearly

Front 181

congruent

Back 181

(adj.) coinciding when superimposed; corresponding in character or kind

Front 182

connector

Back 182

(noun) an instrumentality that connects

Front 183

connotation

Back 183

(noun) an idea that is implied or suggested; what you must know in order to determine the reference of an expression

Front 184

conscious

Back 184

(adj.) (followed by `of') showing realization or recognition of something; knowing and perceiving; having awareness of surroundings and sensations and thoughts

Front 185

consciousness

Back 185

(noun) an alert cognitive state in which you are aware of yourself and your situation; having knowledge of

Front 186

consensus

Back 186

(noun) agreement in the judgment or opinion reached by a group as a whole

Front 187

consent

Back 187

(noun) permission to do something; (verb) give an affirmative reply to; respond favorably to

Front 188

conservation

Back 188

(noun) the preservation and careful management of the environment and of natural resources; (physics) the maintenance of a certain quantities unchanged during chemical reactions or physical transformations

Front 189

conserve

Back 189

(noun) fruit preserved by cooking with sugar; (verb) preserve with sugar

Front 190

consonant

Back 190

(adj.) involving or characterized by harmony; in keeping

Front 191

constitution

Back 191

(noun) the act of forming something; United States 44-gun frigate that was one of the first three naval ships built by the United States; it won brilliant victories over British frigates during the War of 1812 and is without doubt the most famous ship in the history of the United States Navy; it has been rebuilt and is anchored in the Charlestown Navy Yard in Boston

Front 192

constrain

Back 192

(verb) restrict; hold back

Front 193

consultation

Back 193

(noun) a conference between two or more people to consider a particular question; a conference (usually with someone important)

Front 194

consumption

Back 194

(noun) the act of consuming something; the process of taking food into the body through the mouth (as by eating)

Front 195

container

Back 195

(noun) any object that can be used to hold things (especially a large metal boxlike object of standardized dimensions that can be loaded from one form of transport to another)

Front 196

continent

Back 196

(adj.) having control over urination and defecation; abstaining from sexual intercourse

Front 197

continuity

Back 197

(noun) the property of a continuous and connected period of time; a detailed script used in making a film in order to avoid discontinuities from shot to shot

Front 198

contour

Back 198

(noun) a feature (or the order or arrangement of features) of anything having a complex structure; a line drawn on a map connecting points of equal height

Front 199

contradict

Back 199

(verb) deny the truth of; be in contradiction with

Front 200

contradiction

Back 200

(noun) the speech act of contradicting someone; (logic) a statement that is necessarily false

Front 201

contradictory

Back 201

(adj.) unable to be both true at the same time; of words or propositions so related that both cannot be true and both cannot be false

Front 202

contrary

Back 202

(adj.) resistant to guidance or discipline; very opposed in nature or character or purpose

Front 203

controversy

Back 203

(noun) a contentious speech act; a dispute where there is strong disagreement

Front 204

converge

Back 204

(verb) come together so as to form a single product; move or draw together at a certain location

Front 205

convergence

Back 205

(noun) the act of converging (coming closer); the approach of an infinite series to a finite limit

Front 206

coordinate

Back 206

(adj.) of equal importance, rank, or degree; (noun) a number that identifies a position relative to an axis

Front 207

coordination

Back 207

(noun) the regulation of diverse elements into an integrated and harmonious operation; the skillful and effective interaction of movements

Front 208

cord

Back 208

(noun) a line made of twisted fibers or threads; a cut pile fabric with vertical ribs; usually made of cotton

Front 209

coronary

Back 209

(adj.) surrounding like a crown (especially of the blood vessels surrounding the heart); (noun) obstruction of blood flow in a coronary artery by a blood clot (thrombus)

Front 210

corpus

Back 210

(noun) the main part of an organ or other bodily structure; a collection of writings

Front 211

correction

Back 211

(noun) the act of offering an improvement to replace a mistake; setting right; treatment of a specific defect

Front 212

correctly

Back 212

adv. in a correct manner

Front 213

correlate

Back 213

(adj.) mutually related; (noun) either of two correlated variables

Front 214

correlation

Back 214

(noun) a statistical relation between two or more variables such that systematic changes in the value of one variable are accompanied by systematic changes in the other; a reciprocal relation between two or more things

Front 215

correspondence

Back 215

(noun) communication by the exchange of letters; compatibility of observations

Front 216

corruption

Back 216

(noun) inducement (as of a public official) by improper means (as bribery) to violate duty (as by commiting a felony); destroying someone's (or some group's) honesty or loyalty; undermining moral integrity

Front 217

cortex

Back 217

(noun) the tissue forming the outer layer of an organ or structure in plant or animal; the layer of unmyelinated neurons (the grey matter) forming the cortex of the cerebrum

Front 218

credibility

Back 218

(noun) the quality of being believable or trustworthy

Front 219

criteria

Back 219

(noun) plural form of criterion, a standard that you use to judge something or make a decision about something.

Front 220

critically

Back 220

adv. in a critical manner

Front 221

critique

Back 221

(noun) a serious examination and judgment of something; an essay or article that gives a critical evaluation (as of a book or play)

Front 222

crude

Back 222

(adj.) not processed or subjected to analysis; belonging to an early stage of technical development; characterized by simplicity and (often) crudeness

Front 223

crystal

Back 223

(noun) a protective cover that protects the face of a watch; glassware made of quartz

Front 224

cue

Back 224

(noun) sports implement consisting of a tapering rod used to strike a cue ball in pool or billiards; an actor's line that immediately precedes and serves as a reminder for some action or speech

Front 225

cure

Back 225

(noun) a medicine or therapy that cures disease or relieve pain; (verb) prepare by drying, salting, or chemical processing in order to preserve

Front 226

curriculum

Back 226

(noun) an integrated course of academic studies

Front 227

cyclic

Back 227

(adj.) recurring in cycles; of a compound having atoms arranged in a ring structure

Front 228

cylinder

Back 228

(noun) a cylindrical container for oxygen or compressed air; a chamber within which piston moves

Front 229

damp

Back 229

(adj.) slightly wet; (noun) a slight wetness

Front 230

deadline

Back 230

(noun) the point in time at which something must be completed

Front 231

decay

Back 231

(noun) the organic phenomenon of rotting; a gradual decrease; as of stored charge or current

Front 232

deceive

Back 232

(verb) cause someone to believe an untruth; be false to; be dishonest with

Front 233

defect

Back 233

(noun) a failing or deficiency; an imperfection in a bodily system

Front 234

deficiency

Back 234

(noun) lack of an adequate quantity or number; the state of needing something that is absent or unavailable

Front 235

definite

Back 235

(adj.) known for certain; precise; explicit and clearly defined

Front 236

deflection

Back 236

(noun) the property of being bent or deflected; the movement of the pointer or pen of a measuring instrument from its zero position

Front 237

degrade

Back 237

(verb) lower the grade of something; reduce its worth; reduce the level of land, as by erosion

Front 238

deliberately

Back 238

adv. with intention; in an intentional manner; in a deliberate unhurried manner

Front 239

delta

Back 239

(noun) the 4th letter of the Greek alphabet; a low triangular area where a river divides before entering a larger body of water

Front 240

demonstrator

Back 240

(noun) someone who participates in a public display of group feeling; someone who demonstrates an article to a prospective buyer

Front 241

denominator

Back 241

(noun) the divisor of a fraction

Front 242

denote

Back 242

(verb) have as a meaning; be a sign or indication of

Front 243

dense

Back 243

(adj.) slow to learn or understand; lacking intellectual acuity; having high relative density or specific gravity

Front 244

dependence

Back 244

(noun) lack of independence or self-sufficiency; being abnormally tolerant to and dependent on something that is psychologically or physically habit-forming (especially alcohol or narcotic drugs)

Front 245

depict

Back 245

(verb) give a description of; show in, or as in, a picture

Front 246

derivative

Back 246

(adj.) resulting from or employing derivation; (noun) (linguistics) a word that is derived from another word

Front 247

descendent

Back 247

(adj.) going or coming down; (noun) a person considered as descended from some ancestor or race

Front 248

descriptor

Back 248

(noun) a piece of stored information that is used to identify an item in an information storage and retrieval system; the phonological or orthographic sound or appearance of a word that can be used to describe or identify something

Front 249

destination

Back 249

(noun) the ultimate goal for which something is done; written directions for finding some location; written on letters or packages that are to be delivered to that location

Front 250

detection

Back 250

(noun) the act of detecting something; catching sight of something; a police investigation to determine the perpetrator

Front 251

developmental

Back 251

(adj.) of or relating to or constituting development

Front 252

deviation

Back 252

(noun) deviate behavior; the error of a compass due to local magnetic disturbances

Front 253

diagnose

Back 253

(verb) determine or distinguish the nature of a problem or an illness through a diagnostic analysis; subject to a medical analysis

Front 254

diagnosis

Back 254

(noun) identifying the nature or cause of some phenomenon

Front 255

diagnostic

Back 255

(adj.) characteristic or indicative of e.g. a disease; concerned with diagnosis; used for furthering diagnosis

Front 256

diagram

Back 256

(noun) a drawing intended to explain how something works; a drawing showing the relation between the parts; (verb) make a schematic or technical drawing of that shows how things work or how they are constructed

Front 257

dialect

Back 257

(noun) the usage or vocabulary that is characteristic of a specific group of people

Front 258

diameter

Back 258

(noun) the length of a straight line passing through the center of a circle and connecting two points on the circumference; a straight line connecting the center of a circle with two points on its perimeter (or the center of a sphere with two points on its surface)

Front 259

diary

Back 259

(noun) a personal journal (as a physical object); a daily written record of (usually personal) experiences and observations

Front 260

dictate

Back 260

(noun) a guiding principle; an authoritative rule

Front 261

dictionary

Back 261

(noun) a reference book containing an alphabetical list of words with information about them

Front 262

differential

Back 262

(adj.) relating to or showing a difference; involving or containing one or more derivatives

Front 263

differentiate

Back 263

(verb) become distinct and acquire a different character; become different during development

Front 264

differentiation

Back 264

(noun) the mathematical process of obtaining the derivative of a function; a discrimination between things as different and distinct

Front 265

diffusion

Back 265

(noun) the spread of social institutions (and myths and skills) from one society to another; (physics) the process of diffusing; the intermingling of molecules in gases and liquids as a result of random thermal agitation

Front 266

dilemma

Back 266

(noun) state of uncertainty or perplexity especially as requiring a choice between equally unfavorable options

Front 267

dilute

Back 267

(adj.) reduced in strength or concentration or quality or purity; (verb) lessen the strength or flavor of a solution or mixture

Front 268

dimensional

Back 268

(adj.) having dimension--the quality or character or stature proper to a person; of or relating to dimensions

Front 269

dioxide

Back 269

(noun) an oxide containing two atoms of oxygen in the molecule

Front 270

directive

Back 270

(adj.) showing the way by conducting or leading; imposing direction on; (noun) a pro(noun) cement encouraging or banning some activity

Front 271

disability

Back 271

(noun) the condition of being unable to perform as a consequence of physical or mental unfitness

Front 272

disadvantage

Back 272

(noun) the quality of having an inferior or less favorable position; (verb) put at a disadvantage; hinder, harm

Front 273

discharge

Back 273

(noun) the act of discharging a gun; the act of venting

Front 274

discourse

Back 274

(noun) extended (verb) al expression in speech or writing; an extended communication (often interactive) dealing with some particular topic

Front 275

discrete

Back 275

(adj.) constituting a separate entity or part

Front 276

discrimination

Back 276

(noun) unfair treatment of a person or group on the basis of prejudice; the cognitive process whereby two or more stimuli are distinguished

Front 277

displacement

Back 277

(noun) act of removing from office or employment; to move something from its natural environment

Front 278

dissection

Back 278

(noun) cutting so as to separate into pieces; detailed critical analysis or examination one part at a time (as of a literary work)

Front 279

dissertation

Back 279

(noun) a treatise advancing a new point of view resulting from research; usually a requirement for an advanced academic degree

Front 280

dissolve

Back 280

(noun) (film) a gradual transition from one scene to the next; the next scene is gradually superimposed as the former scene fades out; (verb) declare void

Front 281

distribution

Back 281

(noun) the act of distributing or spreading or apportioning; the commercial activity of transporting and selling goods from a producer to a consumer

Front 282

disturbance

Back 282

(noun) the act of disturbing something or someone; setting something in motion; a disorderly outburst or tumult

Front 283

diverse

Back 283

(adj.) distinctly dissimilar or unlike; many and different

Front 284

domain

Back 284

(noun) a knowledge domain that you are interested in or are communicating about; territory over which rule or control is exercised

Front 285

dominance

Back 285

(noun) the organic phenomenon in which one of a pair of alleles present in a genotype is expressed in the phenotype and the other allele of the pair is not; the state that exists when one person or group has power over another

Front 286

dominant

Back 286

(adj.) exercising influence or control; (of genes) producing the same phenotype whether its allele is identical or dissimilar

Front 287

domination

Back 287

(noun) social control by dominating; power to dominate or defeat

Front 288

donor

Back 288

(noun) person who makes a gift of property; (medicine) someone who gives blood or tissue or an organ to be used in another person (the host)

Front 289

dose

Back 289

(noun) a measured portion of medicine taken at any one time; the quantity of an active agent (substance or radiation) taken in or absorbed at any one time

Front 290

drain

Back 290

(noun) emptying something accomplished by allowing liquid to run out of it; a gradual depletion of energy or resources

Front 291

drift

Back 291

(noun) a horizontal (or nearly horizontal) passageway in a mine; the pervading meaning or tenor

Front 292

duration

Back 292

(noun) continuance in time; the property of enduring or continuing in time

Front 293

dye

Back 293

(noun) a usually soluble substance for staining or coloring e.g. fabrics or hair; (verb) color with dye

Front 294

dynamic

Back 294

(adj.) characterized by action or forcefulness or force of personality; of or relating to dynamics

Front 295

ecological

Back 295

(adj.) of or relating to the science of ecology; characterized by the interdependence of living organisms in an environment

Front 296

ecology

Back 296

(noun) the branch of biology concerned with the relations between organisms and their environment; the environment as it relates to living organisms

Front 297

economically

Back 297

adv. with respect to economic science; with respect to the economic system

Front 298

economist

Back 298

(noun) an expert in the science of economics

Front 299

effectiveness

Back 299

(noun) power to be effective; the quality of being able to bring about an effect; capacity to produce strong physiological or chemical effects

Front 300

elaborate

Back 300

(adj.) marked by complexity and richness of detail; developed or executed with care and in minute detail

Front 301

elastic

Back 301

(adj.) capable of resuming original shape after stretching or compression; springy; able to adjust readily to different conditions

Front 302

elasticity

Back 302

(noun) the tendency of a body to return to its original shape after it has been stretched or compressed

Front 303

electron

Back 303

(noun) an elementary particle with negative charge

Front 304

elementary

Back 304

(adj.) easy and not involved or complicated; of or being the essential or basic part

Front 305

elevate

Back 305

(verb) raise in rank or condition; raise from a lower to a higher position

Front 306

elevation

Back 306

(noun) drawing of an exterior of a structure; (ballet) the height of a dancer's leap or jump

Front 307

elimination

Back 307

(noun) the murder of a competitor; the act of removing or getting rid of something

Front 308

elite

Back 308

(adj.) selected as the best; (noun) a group or class of persons enjoying superior intellectual or social or economic status

Front 309

embed

Back 309

(verb) attach to, as a journalist to a military unit when reporting on a war; fix or set securely or deeply

Front 310

emergence

Back 310

(noun) the act of emerging; the becoming visible

Front 311

emission

Back 311

(noun) the act of emitting; causing to flow forth; the occurrence of a flow of water (as from a pipe)

Front 312

emit

Back 312

(verb) expel (gases or odors); give off, send forth, or discharge; as of light, heat, or radiation, vapor, etc.

Front 313

emperor

Back 313

(noun) large moth of temperate forests of Eurasia having heavily scaled transparent wings; red table grape of California

Front 314

empirical

Back 314

(adj.) derived from experiment and observation rather than theory; relying on medical quackery

Front 315

encode

Back 315

(verb) convert ordinary language into code

Front 316

enforcement

Back 316

(noun) the act of enforcing; insuring observance of or obedience to

Front 317

enormously

Back 317

adv. extremely

Front 318

entity

Back 318

(noun) that which is perceived or known or inferred to have its own distinct existence (living or nonliving)

Front 319

entrant

Back 319

(noun) a commodity that enters competition with established merchandise; one who enters a competition

Front 320

enzyme

Back 320

(noun) any of several complex proteins that are produced by cells and act as catalysts in specific biochemical reactions

Front 321

epidemic

Back 321

(adj.) (especially of medicine) of disease or anything resembling a disease; attacking or affecting many individuals in a community or a population simultaneously; (noun) a widespread outbreak of an infectious disease; many people are infected at the same time

Front 322

epidemiology

Back 322

(noun) the branch of medical science dealing with the transmission and control of disease

Front 323

equality

Back 323

(noun) the quality of being the same in quantity or measure or value or status; a state of being essentially equal or equivalent; equally balanced

Front 324

equilibrium

Back 324

(noun) a sensory system located in structures of the inner ear that registers the orientation of the head; a stable situation in which forces cancel one another

Front 325

equivalence

Back 325

(noun) essential equality and interchangeability; qualities that are comparable

Front 326

erase

Back 326

(verb) remove from memory or existence; wipe out magnetically recorded information

Front 327

essence

Back 327

(noun) any substance possessing to a high degree the predominant properties of a plant or drug or other natural product from which it is extracted; a toiletry that emits and diffuses a fragrant odor

Front 328

essentially

Back 328

adv. at bottom or by one's (or its) very nature

Front 329

estimation

Back 329

(noun) a judgment of the qualities of something or somebody; an approximate calculation of quantity or degree or worth

Front 330

ethical

Back 330

(adj.) conforming to accepted standards of social or professional behavior; adhering to ethical and moral principles

Front 331

ethics

Back 331

(noun) the philosophical study of moral values and rules; motivation based on ideas of right and wrong

Front 332

evident

Back 332

(adj.) capable of being seen or noticed; clearly revealed to the mind or the senses or judgment

Front 333

evolutionary

Back 333

(adj.) of or relating to or produced by evolution

Front 334

ex

Back 334

(adj.) out of fashion; (noun) the 24th letter of the Roman alphabet

Front 335

execute

Back 335

(verb) sign in the presence of witnesses; kill as a means of socially sanctioned punishment

Front 336

execution

Back 336

(noun) the act of accomplishing some aim or executing some order; putting a condemned person to death

Front 337

exit

Back 337

(noun) the act of going out; an opening that permits escape or release

Front 338

expertise

Back 338

(noun) skillfulness by virtue of possessing special knowledge

Front 339

explicit

Back 339

(adj.) precisely and clearly expressed or readily observable; leaving nothing to implication; in accordance with fact or the primary meaning of a term

Front 340

explicitly

Back 340

adv. in an explicit manner; in an explicit manner

Front 341

exploit

Back 341

(noun) a notable achievement; (verb) use or manipulate to one's advantage

Front 342

exponential

Back 342

(adj.) of or involving exponents; (noun) a function in which an independent variable appears as an exponent

Front 343

fabric

Back 343

(noun) artifact made by weaving or felting or knitting or crocheting natural or synthetic fibers; the underlying structure

Front 344

facet

Back 344

(noun) a smooth surface (as of a bone or cut gemstone); a distinct feature or element in a problem

Front 345

facilitate

Back 345

(verb) make easier; increase the likelihood of (a response)

Front 346

factorial

Back 346

(adj.) of or relating to factorials; (noun) the product of all the integers up to and including a given integer

Front 347

faculty

Back 347

(noun) one of the inherent cognitive or perceptual powers of the mind; the body of teachers and administrators at a school

Front 348

fatigue

Back 348

(noun) (always used with a modifier) boredom resulting from overexposure to something; temporary loss of strength and energy resulting from hard physical or mental work

Front 349

feedback

Back 349

(noun) response to an inquiry or experiment; the process in which part of the output of a system is returned to its input in order to regulate its further output

Front 350

fertility

Back 350

(noun) the state of being fertile; capable of producing offspring; the property of producing abundantly and sustaining vigorous and luxuriant growth

Front 351

fetal

Back 351

(adj.) of or relating to a fetus

Front 352

fever

Back 352

(noun) intense nervous anticipation; a rise in the temperature of the body; frequently a symptom of infection

Front 353

fiber

Back 353

(noun) a leatherlike material made by compressing layers of paper or cloth; a slender and greatly elongated solid substance

Front 354

fin

Back 354

(noun) organ of locomotion and balance in fishes and some other aquatic animals; a stabilizer on a ship that resembles the fin of a fish

Front 355

finite

Back 355

(adj.) bounded or limited in magnitude or spatial or temporal extent; of (verb) s; relating to forms of the (verb) that are limited in time by a tense and (usually) show agreement with number and person

Front 356

flesh

Back 356

(noun) the soft tissue of the body of a vertebrate: mainly muscle tissue and fat; alternative names for the body of a human being

Front 357

flexibility

Back 357

(noun) the quality of being adaptable or variable; the property of being flexible; easily bent or shaped

Front 358

flip

Back 358

(adj.) marked by casual disrespect; (noun) a dive in which the diver somersaults before entering the water

Front 359

fluid

Back 359

(adj.) subject to change; variable; affording change (especially in social status)

Front 360

flux

Back 360

(noun) in constant change; a flow or discharge

Front 361

footnote

Back 361

(noun) a printed note placed below the text on a printed page; (verb) add explanatory notes to or supply with critical comments

Front 362

formally

Back 362

adv. in a formal manner; with official authorization

Front 363

formulation

Back 363

(noun) the style of expressing yourself; a substance prepared according to a formula

Front 364

forum

Back 364

(noun) a public facility to meet for open discussion; a public meeting or assembly for open discussion

Front 365

fossil

Back 365

(adj.) characteristic of a fossil; (noun) the remains (or an impression) of a plant or animal that existed in a past geological age and that has been excavated from the soil

Front 366

founds

Back 366

(noun), plural form of found, something that is provided or furnished without charge.

Front 367

fraction

Back 367

(noun) a small part or item forming a piece of a whole; the quotient of two rational numbers

Front 368

fracture

Back 368

(noun) the act of cracking something; breaking of hard tissue such as bone

Front 369

freely

Back 369

adv. in a free manner

Front 370

friction

Back 370

(noun) effort expended in moving one object over another with pressure; the resistance encountered when one body is moved in contact with another

Front 371

fringe

Back 371

(noun) edging consisting of hanging threads or tassels; a social group holding marginal or extreme views

Front 372

fundamentally

Back 372

adv. at bottom or by one's (or its) very nature

Front 373

fungus

Back 373

(noun) a parasitic plant lacking chlorophyll and leaves and true stems and roots and reproducing by spores

Front 374

fusion

Back 374

(noun) the act of fusing (or melting) together; correction of an unstable part of the spine by joining two or more vertebrae; usually done surgically but sometimes done by traction or immobilization

Front 375

gauge

Back 375

(noun) a measuring instrument for measuring and indicating a quantity such as the thickness of wire or the amount of rain etc.; the thickness of wire

Front 376

generalization

Back 376

(noun) (psychology) transfer of a response learned to one stimulus to a similar stimulus; reasoning from detailed facts to general principles

Front 377

generalize

Back 377

(verb) become systemic and spread throughout the body; draw from specific cases for more general cases

Front 378

genetically

Back 378

adv. by genetic mechanisms

Front 379

genetics

Back 379

(noun) the branch of biology that studies heredity and variation in organisms

Front 380

ghost

Back 380

(noun) a mental representation of some haunting experience; the visible disembodied soul of a dead person

Front 381

globalization

Back 381

(noun) growth to a global or worldwide scale

Front 382

goat

Back 382

(noun) any of numerous agile ruminants related to sheep but having a beard and straight horns; the tenth sign of the zodiac; the sun is in this sign from about December 22 to January 19

Front 383

goodness

Back 383

(noun) moral excellence or admirableness; that which is pleasing or valuable or useful

Front 384

goods

Back 384

(noun) things that are produced in order to be sold

Front 385

gradient

Back 385

(noun) the property possessed by a line or surface that departs from the horizontal; a graded change in the magnitude of some physical quantity or dimension

Front 386

gram

Back 386

(noun) Danish physician and bacteriologist who developed a method of staining bacteria to distinguish among them (1853-1938); a metric unit of weight equal to one thousandth of a kilogram

Front 387

grammatical

Back 387

(adj.) conforming to the rules of grammar or usage accepted by native speakers; of or pertaining to grammar

Front 388

graph

Back 388

(noun) a visual representation of the relations between certain quantities plotted with reference to a set of axes; (verb) represent by means of a graph

Front 389

grasp

Back 389

(noun) the act of grasping; a firm controlling influence

Front 390

gravity

Back 390

(noun) a solemn and dignified feeling; (physics) the force of attraction between all masses in the universe; especially the attraction of the earth's mass for bodies near its surface

Front 391

grid

Back 391

(noun) a cooking utensil of parallel metal bars; used to grill fish or meat; an electrode placed between the cathode and anode of a vacuum tube to control the flow of electrons through the tube

Front 392

gross

Back 392

(adj.) repellently fat; lacking fine distinctions or detail

Front 393

gut

Back 393

(noun) a narrow channel or strait; a strong cord made from the intestines of sheep and used in surgery

Front 394

habitat

Back 394

(noun) the type of environment in which an organism or group normally lives or occurs

Front 395

halfway

Back 395

(adj.) including only half or a portion; at a point midway between two extremes

Front 396

handout

Back 396

(noun) giving money or food or clothing to a needy person; an an(noun) cement distributed to members of the press in order to supplement or replace an oral presentation

Front 397

harvest

Back 397

(noun) the season for gathering crops; the gathering of a ripened crop

Front 398

hawk

Back 398

(noun) diurnal bird of prey typically having short rounded wings and a long tail; an advocate of an aggressive policy on foreign relations

Front 399

headquarter

Back 399

(verb) to place in or establish as headquarters

Front 400

hedge

Back 400

(noun) a fence formed by a row of closely planted shrubs or bushes; an intentionally noncommittal or ambiguous statement

Front 401

helix

Back 401

(noun) type genus of the family Helicidae; a curve that lies on the surface of a cylinder or cone and cuts the element at a constant angle

Front 402

hepatitis

Back 402

(noun) inflammation of the liver caused by a virus or a toxin

Front 403

herbicide

Back 403

(noun) a chemical agent that destroys plants or inhibits their growth

Front 404

hierarchy

Back 404

(noun) the organization of people at different ranks in an administrative body; a series of ordered groupings of people or things within a system

Front 405

hip

Back 405

(adj.) informed about the latest trends; (noun) either side of the body below the waist and above the thigh

Front 406

historically

Back 406

adv. with respect to history; throughout history

Front 407

homework

Back 407

(noun) preparatory school work done outside school (especially at home)

Front 408

horizon

Back 408

(noun) the range of interest or activity that can be anticipated; the line at which the sky and Earth appear to meet

Front 409

horizontal

Back 409

(adj.) parallel to or in the plane of the horizon or a base line; (noun) something that is oriented horizontally

Front 410

hormone

Back 410

(noun) the secretion of an endocrine gland that is transmitted by the blood to the tissue on which it has a specific effect

Front 411

hydrogen

Back 411

(noun) a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe

Front 412

identical

Back 412

(adj.) (of twins) derived from a single egg or ovum; coinciding exactly when superimposed

Front 413

identification

Back 413

(noun) the attribution to yourself (consciously or unconsciously) of the characteristics of another person (or group of persons); evidence of identity; something that identifies a person or thing

Front 414

ideology

Back 414

(noun) imaginary or visionary theorization; an orientation that characterizes the thinking of a group or nation

Front 415

illusion

Back 415

(noun) something many people believe that is false; an erroneous mental representation

Front 416

immune

Back 416

(adj.) (usually followed by `to') not affected by a given influence; relating to or conferring immunity (to disease or infection)

Front 417

impact

Back 417

(noun) the striking of one body against another; a forceful consequence; a strong effect

Front 418

implicit

Back 418

(adj.) being without doubt or reserve; implied though not directly expressed; inherent in the nature of something

Front 419

importantly

Back 419

adv. in an important way; in an important way or to an important degree

Front 420

impulse

Back 420

(noun) the act of applying force suddenly; an impelling force or strength

Front 421

incidence

Back 421

(noun) the striking of a light beam on a surface; the relative frequency of occurrence of something

Front 422

incline

Back 422

(noun) an inclined surface connecting two levels; an elevated geological formation

Front 423

inclusion

Back 423

(noun) the act of including; the relation of comprising something

Front 424

incredible

Back 424

(adj.) beyond belief or understanding

Front 425

incredibly

Back 425

adv. not easy to believe

Front 426

incumbent

Back 426

(adj.) currently holding an office; necessary (for someone) as a duty or responsibility; morally binding

Front 427

independently

Back 427

adv. on your own; without outside help; apart from others

Front 428

indicator

Back 428

(noun) a device for showing the operating condition of some system; a signal for attracting attention

Front 429

indifference

Back 429

(noun) unbiased impartial unconcern; the trait of lacking enthusiasm for or interest in things generally

Front 430

indigenous

Back 430

(adj.) originating where it is found

Front 431

indirect

Back 431

(adj.) not direct in spatial dimension; not leading by a straight line or course to a destination; extended senses; not direct in manner or language or behavior or action

Front 432

individually

Back 432

adv. apart from others

Front 433

induce

Back 433

(verb) reason or establish by induction; cause to do; cause to act in a specified manner

Front 434

induction

Back 434

(noun) the act of bringing about something (especially at an early time); an electrical phenomenon whereby an electromotive force (EMF) is generated in a closed circuit by a change in the flow of current

Front 435

industrialization

Back 435

(noun) the development of industry on an extensive scale

Front 436

industrialize

Back 436

(verb) develop industry; become industrial; organize the production of into an industry

Front 437

inequality

Back 437

(noun) lack of equality

Front 438

inevitably

Back 438

adv. in such a manner as could not be otherwise; by necessity

Front 439

infect

Back 439

(verb) contaminate with a disease or microorganism; communicate a disease to

Front 440

infectious

Back 440

(adj.) easily spread; caused by infection or capable of causing infection

Front 441

inference

Back 441

(noun) the reasoning involved in drawing a conclusion or making a logical judgment on the basis of circumstantial evidence and prior conclusions rather than on the basis of direct observation

Front 442

inferior

Back 442

(adj.) of or characteristic of low rank or importance; of low or inferior quality

Front 443

infinite

Back 443

(adj.) total and all-embracing; having no limits or boundaries in time or space or extent or magnitude

Front 444

infinity

Back 444

(noun) time without end

Front 445

influential

Back 445

(adj.) having or exercising influence or power

Front 446

informal

Back 446

(adj.) not formal; used of spoken and written language

Front 447

inhibit

Back 447

(verb) limit the range or extent of; to put down by force or authority

Front 448

inhibition

Back 448

(noun) (psychology) the conscious exclusion of unacceptable thoughts or desires; the quality of being inhibited

Front 449

initiate

Back 449

(noun) people who have been introduced to the mysteries of some field or activity; someone who has been admitted to membership in a scholarly field

Front 450

initiation

Back 450

(noun) the act of starting something for the first time; introducing something new; a formal entry into an organization or position or office

Front 451

inject

Back 451

(verb) give an injection to; to introduce (a new aspect or element)

Front 452

injection

Back 452

(noun) the forceful insertion of a substance under pressure; the act of putting a liquid into the body by means of a syringe

Front 453

innate

Back 453

(adj.) present at birth but not necessarily hereditary; acquired during fetal development; being talented through inherited qualities

Front 454

insect

Back 454

(noun) small air-breathing arthropod; a person who has a nasty or unethical character undeserving of respect

Front 455

insert

Back 455

(noun) an artifact that is inserted or is to be inserted; a folded section placed between the leaves of another publication

Front 456

instability

Back 456

(noun) the quality or attribute of being unstable and irresolute; unreliability attributable to being unstable

Front 457

instinct

Back 457

(adj.) (followed by `with')deeply filled or permeated; (noun) inborn pattern of behavior often responsive to specific stimuli

Front 458

integral

Back 458

(adj.) constituting the undiminished entirety; lacking nothing essential especially not damaged; existing as an essential constituent or characteristic

Front 459

integration

Back 459

(noun) an operation used in the calculus whereby the integral of a function is determined; the action of incorporating a racial or religious group into a community

Front 460

intensity

Back 460

(noun) high level or degree; the property of being intense; the amount of energy transmitted (as by acoustic or electromagnetic radiation)

Front 461

intensive

Back 461

(adj.) characterized by a high degree or intensity; often used as a combining form; of agriculture; intended to increase productivity of a fixed area by expending more capital and labor

Front 462

interact

Back 462

(verb) act together or towards others or with others

Front 463

interestingly

Back 463

adv. in an interesting manner

Front 464

interface

Back 464

(noun) (chemistry) a surface forming a common boundary between two things (two objects or liquids or chemical phases); (computer science) computer circuit consisting of the hardware and associated circuitry that links one device with another (especially a computer and a hard disk drive or other peripherals)

Front 465

interfere

Back 465

(verb) come between so as to be hindrance or obstacle; get involved, so as to alter or hinder an action, or through force or threat of force

Front 466

intermediate

Back 466

(adj.) lying between two extremes in time or space or degree; around the middle of a scale of evaluation of physical measures

Front 467

interrupt

Back 467

(noun) a signal that temporarily stops the execution of a program so that another procedure can be carried out; (verb) terminate

Front 468

interval

Back 468

(noun) the distance between things; a set containing all points (or all real numbers) between two given endpoints

Front 469

intervene

Back 469

(verb) occur between other event or between certain points of time; get involved, so as to alter or hinder an action, or through force or threat of force

Front 470

interviewer

Back 470

(noun) a person who conducts an interview

Front 471

invade

Back 471

(verb) march aggressively into another's territory by military force for the purposes of conquest and occupation; penetrate or assault, in a harmful or injurious way

Front 472

invasion

Back 472

(noun) the act of invading; the act of an army that invades for conquest or plunder; (pathology) the spread of pathogenic microorganisms or malignant cells to new sites in the body

Front 473

inversion

Back 473

(noun) the act of turning inside out; turning upside down; setting on end

Front 474

invert

Back 474

(verb) make an inversion (in a musical composition); turn inside out or upside down

Front 475

ion

Back 475

(noun) a particle that is electrically charged (positive or negative); an atom or molecule or group that has lost or gained one or more electrons

Front 476

irrelevant

Back 476

(adj.) having no bearing on or connection with the subject at issue

Front 477

irrigation

Back 477

(noun) (medicine) cleaning a wound or body organ by flushing or washing out with water or a medicated solution; supplying dry land with water by means of ditches etc

Front 478

jazz

Back 478

(noun) a style of dance music popular in the 1920s; similar to New Orleans jazz but played by large bands; a genre of popular music that originated in New Orleans around 1900 and developed through increasingly complex styles

Front 479

junior

Back 479

(adj.) used of the third or next to final year in United States high school or college; including or intended for youthful persons

Front 480

justification

Back 480

(noun) the act of defending or explaining or making excuses for by reasoning; something (such as a fact or circumstance) that shows an action to be reasonable or necessary

Front 481

kidney

Back 481

(noun) either of two bean-shaped excretory organs that filter wastes (especially urea) from the blood and excrete them and water in urine

Front 482

kilometer

Back 482

(noun) a metric unit of length equal to 1000 meters (or 0.621371 miles)

Front 483

lab

Back 483

(noun) a workplace for the conduct of scientific research

Front 484

lateral

Back 484

(adj.) lying away from the median and sagittal plane of a body; situated at or extending to the side

Front 485

layout

Back 485

(noun) the act of laying out (as by making plans for something); a plan or design of something that is laid out

Front 486

leaf

Back 486

(noun) hinged or detachable flat section (as of a table or door); a sheet of any written or printed material (especially in a manuscript or book)

Front 487

lecturer

Back 487

(noun) someone who lectures professionally; a public lecturer at certain universities

Front 488

legend

Back 488

(noun) a story about mythical or supernatural beings or events; brief description accompanying an illustration

Front 489

legitimate

Back 489

(adj.) of marriages and offspring; recognized as lawful; in accordance with recognized or accepted standards or principles

Front 490

leisure

Back 490

(noun) freedom to choose a pastime or enjoyable activity; time available for ease and relaxation

Front 491

lever

Back 491

(noun) a rigid bar pivoted about a fulcrum; a flat metal tumbler in a lever lock

Front 492

lexical

Back 492

(adj.) of or relating to words; of or relating to dictionaries

Front 493

liable

Back 493

(adj.) held legally responsible; (often followed by `to') likely to be affected with

Front 494

lifestyle

Back 494

(noun) a manner of living that reflects the person's values and attitudes

Front 495

lifetime

Back 495

(noun) the period during which something is functional (as between birth and death)

Front 496

likelihood

Back 496

(noun) the probability of a specified outcome

Front 497

likewise

Back 497

adv. in addition; equally

Front 498

limb

Back 498

(noun) the graduated arc that is attached to an instrument for measuring angles; either of the two halves of a bow from handle to tip

Front 499

linear

Back 499

(adj.) of or in or along or relating to a line; involving a single dimension; designating or involving an equation whose terms are of the first degree

Front 500

linguistic

Back 500

(adj.) consisting of or related to language; of or relating to the scientific study of language

Front 501

linguistics

Back 501

(noun) the humanistic study of language and literature; the scientific study of language

Front 502

liter

Back 502

(noun) a metric unit of capacity equal to the volume of 1 kilogram of pure water at 4 degrees centigrade and 760 mm of mercury (or approximately 1.76 pints)

Front 503

liver

Back 503

(adj.) having a reddish-brown color; (noun) large and complicated reddish-brown glandular organ located in the upper right portion of the abdominal cavity; secretes bile and functions in metabolism of protein and carbohydrate and fat; synthesizes substances involved in the clotting of the blood; synthesizes vitamin A; detoxifies poisonous substances and breaks down worn-out erythrocytes

Front 504

locally

Back 504

adv. by a particular locality; to a restricted area of the body

Front 505

locus

Back 505

(noun) the set of all points or lines that satisfy or are determined by specific conditions; the specific site of a particular gene on its chromosome

Front 506

logical

Back 506

(adj.) capable of or reflecting the capability for correct and valid reasoning; marked by an orderly, logical, and aesthetically consistent relation of parts

Front 507

longitudinal

Back 507

(adj.) over an extended time; running lengthwise

Front 508

loop

Back 508

(noun) a flight maneuver; aircraft flies a complete circle in the vertical plane; an intrauterine device in the shape of a loop

Front 509

lump

Back 509

(noun) a compact mass; a large piece of something without definite shape

Front 510

lung

Back 510

(noun) either of two saclike respiratory organs in the chest of vertebrates; serves to remove carbon dioxide and provide oxygen to the blood

Front 511

machinery

Back 511

(noun) machines or machine systems collectively; a system of means and activities whereby a social institution functions

Front 512

magnetic

Back 512

(adj.) having the properties of a magnet; i.e. of attracting iron or steel; determined by earth's magnetic fields

Front 513

magnitude

Back 513

(noun) the property of relative size or extent (whether large or small); relative importance

Front 514

mall

Back 514

(noun) mercantile establishment consisting of a carefully landscaped complex of shops representing leading merchandisers; usually includes restaurants and a convenient parking area; a modern version of the traditional marketplace; a public area set aside as a pedestrian walk

Front 515

manipulate

Back 515

(verb) treat manually, as with massage, for therapeutic purposed; hold something in one's hands and move it

Front 516

manipulation

Back 516

(noun) exerting shrewd or devious influence especially for one's own advantage; the action of touching with the hands (or the skillful use of the hands) or by the use of mechanical means

Front 517

manual

Back 517

(adj.) requiring human effort; doing or requiring physical work

Front 518

manuscript

Back 518

(noun) the form of a literary work submitted for publication; handwritten book or document

Front 519

marble

Back 519

(noun) a small ball of glass that is used in various games; a sculpture carved from marble

Front 520

marginal

Back 520

(adj.) being close to a lower limit or or of lower class; producing at a rate that barely covers production costs

Front 521

marker

Back 521

(noun) some conspicuous object used to distinguish or mark something; a writing implement for making a mark

Front 522

marrow

Back 522

(noun) the fatty network of connective tissue that fills the cavities of bones; large elongated squash with creamy to deep green skins

Front 523

maternal

Back 523

(adj.) characteristic of a mother; relating to or derived from one's mother

Front 524

mathematical

Back 524

(adj.) characterized by the exactness or precision of mathematics; statistically possible though highly improbable

Front 525

matrix

Back 525

(noun) mold used in the production of phonograph records, type, or other relief surface; the formative tissue at the base of a nail

Front 526

maximize

Back 526

(verb) make as big or large as possible; make the most of

Front 527

meaningful

Back 527

(adj.) having a meaning or purpose

Front 528

mechanic

Back 528

(adj.) resembling the action of a machine; (noun) someone whose occupation is repairing and maintaining automobiles

Front 529

mechanical

Back 529

(adj.) using (or as if using) mechanisms or tools or devices; relating to or governed by or in accordance with mechanics

Front 530

media

Back 530

(noun) all the organizations, such as television, radio, and newspapers, that provide news and information for the public, or the people who do this work:

Front 531

mediate

Back 531

(adj.) acting through or dependent on an intervening agency; being neither at the beginning nor at the end in a series

Front 532

membrane

Back 532

(noun) a thin pliable sheet of material; a pliable sheet of tissue that covers or lines or connects organs or cells of animals

Front 533

memorize

Back 533

(verb) commit to memory; learn by heart

Front 534

mentor

Back 534

(noun) a wise and trusted guide and advisor; (verb) serve as a teacher or trusted counselor

Front 535

mercury

Back 535

(noun) temperature measured by a mercury thermometer; the smallest planet and the nearest to the sun

Front 536

merge

Back 536

(verb) join or combine; become one

Front 537

messenger

Back 537

(noun) a person who carries a message

Front 538

metabolism

Back 538

(noun) the organic processes (in a cell or organism) that are necessary for life; the marked and rapid transformation of a larva into an adult that occurs in some animals

Front 539

metaphor

Back 539

(noun) a figure of speech in which an expression is used to refer to something that it does not literally denote in order to suggest a similarity

Front 540

methodology

Back 540

(noun) the system of methods followed in a particular discipline; the branch of philosophy that analyzes the principles and procedures of inquiry in a particular discipline

Front 541

micro

Back 541

(adj.) extremely small in scale or scope or capability

Front 542

mid

Back 542

(adj.) used in combination to denote the middle

Front 543

migrate

Back 543

(verb) move from one country or region to another and settle there; move periodically or seasonally

Front 544

migration

Back 544

(noun) the movement of persons from one country or locality to another; the periodic passage of groups of animals (especially birds or fishes) from one region to another for feeding or breeding

Front 545

millimeter

Back 545

(noun) a metric unit of length equal to one thousandth of a meter

Front 546

mineral

Back 546

(adj.) of or containing or derived from minerals; composed of matter other than plant or animal

Front 547

minimal

Back 547

(adj.) the least possible

Front 548

minimize

Back 548

(verb) make small or insignificant; cause to seem less serious; play down

Front 549

minus

Back 549

(adj.) involving disadvantage or harm; on the negative side or lower end of a scale

Front 550

missile

Back 550

(noun) a rocket carrying a warhead of conventional or nuclear explosives; may be ballistic or directed by remote control; a weapon that is forcibly thrown or projected at a targets but is not self-propelled

Front 551

mobility

Back 551

(noun) the quality of moving freely

Front 552

modification

Back 552

(noun) slightly modified copy; not an exact copy; the grammatical relation that exists when a word qualifies the meaning of the phrase

Front 553

mole

Back 553

(noun) small velvety-furred burrowing mammal having small eyes and fossorial forefeet; a small congenital pigmented spot on the skin

Front 554

molecular

Back 554

(adj.) relating to simple or elementary organization; relating to or produced by or consisting of molecules

Front 555

molecule

Back 555

(noun) (physics and chemistry) the simplest structural unit of an element or compound; (nontechnical usage) a tiny piece of anything

Front 556

momentum

Back 556

(noun) the product of a body's mass and its velocity; an impelling force or strength

Front 557

monetary

Back 557

(adj.) relating to or involving money

Front 558

monkey

Back 558

(noun) any of various long-tailed primates (excluding the prosimians); one who is playfully mischievous

Front 559

monopoly

Back 559

(noun) a board game in which players try to gain a monopoly on real estate as pieces advance around the board according to the throw of a die; exclusive control or possession of something

Front 560

morality

Back 560

(noun) concern with the distinction between good and evil or right and wrong; right or good conduct; motivation based on ideas of right and wrong

Front 561

morphological

Back 561

(adj.) relating to or concerned with the morphology of plants and animals; pertaining to geological structure

Front 562

morphology

Back 562

(noun) the branch of biology that deals with the structure of animals and plants; the branch of geology that studies the characteristics and configuration and evolution of rocks and land forms

Front 563

mortality

Back 563

(noun) the quality or state of being mortal; the ratio of deaths in an area to the population of that area; expressed per 1000 per year

Front 564

motif

Back 564

(noun) a design that consists of recurring shapes or colors; a theme that is elaborated on in a piece of music

Front 565

motive

Back 565

(adj.) causing or able to cause motion; impelling to action

Front 566

multi

Back 566

(prefix) largge amount or number

Front 567

multinational

Back 567

(adj.) involving or operating in several nations or nationalities

Front 568

multiply

Back 568

adv. in several ways; in a multiple manner; (verb) combine or increase by multiplication

Front 569

mutation

Back 569

(noun) a change or alteration in form or qualities; (genetics) any event that changes genetic structure; any alteration in the inherited nucleic acid sequence of the genotype of an organism

Front 570

myth

Back 570

(noun) a traditional story accepted as history; serves to explain the world view of a people

Front 571

naked

Back 571

(adj.) lacking any cover; devoid of elaboration or diminution or concealment; bare and pure

Front 572

namely

Back 572

adv. as follows

Front 573

nasty

Back 573

(adj.) exasperatingly difficult to handle or circumvent; offensive or even (of persons) malicious

Front 574

nationalism

Back 574

(noun) the doctrine that your national culture and interests are superior to any other; the doctrine that nations should act independently (rather than collectively) to attain their goals

Front 575

neat

Back 575

(adj.) without water; free from what is tawdry or unbecoming

Front 576

necessity

Back 576

(noun) anything indispensable; the condition of being essential or indispensable

Front 577

neo

Back 577

(adj.) (used as a combining form) recent or new

Front 578

nest

Back 578

(noun) a kind of gun emplacement; furniture pieces made to fit close together

Front 579

neural

Back 579

(adj.) of or relating to neurons; of or relating to the nervous system

Front 580

neuron

Back 580

(noun) a cell that is specialized to conduct nerve impulses

Front 581

neutral

Back 581

(adj.) of something that is lacking hue; lacking distinguishing quality or characteristics

Front 582

nicely

Back 582

adv. in a nice way

Front 583

niche

Back 583

(noun) (ecology) the status of an organism within its environment and community (affecting its survival as a species); a position particularly well suited to the person who occupies it

Front 584

nitrogen

Back 584

(noun) a common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas; constitutes 78 percent of the atmosphere by volume; a constituent of all living tissues

Front 585

noble

Back 585

(adj.) having or showing or indicative of high or elevated character; of or belonging to or constituting the hereditary aristocracy especially as derived from feudal times

Front 586

node

Back 586

(noun) (computer science) any computer that is hooked up to a computer network; any bulge or swelling of an anatomical structure or part

Front 587

noisy

Back 587

(adj.) attracting attention by showiness or bright colors; full of or characterized by loud and nonmusical sounds

Front 588

nominal

Back 588

(adj.) existing in name only; insignificantly small; a matter of form only (`tokenish' is informal)

Front 589

non

Back 589

adv. negation of a word or group of words

Front 590

nonetheless

Back 590

adv. despite anything to the contrary (usually following a concession)

Front 591

nonlinear

Back 591

(adj.) designating or involving an equation whose terms are not of the first degree

Front 592

norm

Back 592

(noun) a standard or model or pattern regarded as typical; a statistic describing the location of a distribution

Front 593

notation

Back 593

(noun) the activity of representing something by a special system of marks or characters; a technical system of symbols used to represent special things

Front 594

novice

Back 594

(noun) someone new to a field or activity; someone who has entered a religious order but has not taken final vows

Front 595

nucleus

Back 595

(noun) a part of the cell containing DNA and RNA and responsible for growth and reproduction; any histologically identifiable mass of neural cell bodies in the brain or spinal cord

Front 596

null

Back 596

(adj.) lacking any legal or binding force; (noun) a quantity of no importance

Front 597

numerical

Back 597

(adj.) designated by or expressed in numbers; relating to or having ability to think in or work with numbers

Front 598

nutrient

Back 598

(adj.) of or providing nourishment; (noun) any substance that can be metabolized by an organism to give energy and build tissue

Front 599

objection

Back 599

(noun) (law) a procedure whereby a party to a suit says that a particular line of questioning or a particular witness or a piece of evidence or other matter is improper and should not be continued and asks the court to rule on its impropriety or illegality; the speech act of objecting

Front 600

obscure

Back 600

(adj.) not clearly understood or expressed; not drawing attention

Front 601

observer

Back 601

(noun) an expert who observes and comments on something; a person who becomes aware (of things or events) through the senses

Front 602

obtain

Back 602

(verb) come into possession of; receive a specified treatment (abstract)

Front 603

occupation

Back 603

(noun) the act of occupying or taking possession of a building; the principal activity in your life that you do to earn money

Front 604

occurrence

Back 604

(noun) an instance of something occurring; an event that happens

Front 605

offspring

Back 605

(noun) something that comes into existence as a result; the immediate descendants of a person

Front 606

onset

Back 606

(noun) the beginning or early stages; (military) an offensive against an enemy (using weapons)

Front 607

onwards

Back 607

adv. in a forward direction

Front 608

optical

Back 608

(adj.) of or relating to or involving light or optics; relating to or using sight

Front 609

optimal

Back 609

(adj.) most desirable possible under a restriction expressed or implied

Front 610

optimum

Back 610

(adj.) most desirable possible under a restriction expressed or implied; (noun) most favorable condition or greatest degree or amount possible under given circumstances

Front 611

oral

Back 611

(adj.) a stage in psychosexual development when the child's interest is concentrated in the mouth; fixation at this stage is said to result in dependence, selfishness, and aggression; of or involving the mouth or mouth region or the surface on which the mouth is located

Front 612

organ

Back 612

(noun) wind instrument whose sound is produced by means of pipes arranged in sets supplied with air from a bellows and controlled from a large complex musical keyboard; a fully differentiated structural and functional unit in an animal that is specialized for some particular function

Front 613

organism

Back 613

(noun) a living thing that has (or can develop) the ability to act or function independently; a system considered analogous in structure or function to a living body

Front 614

orient

Back 614

(adj.) (poetic) eastern; (noun) the hemisphere that includes Eurasia and Africa and Australia

Front 615

orientation

Back 615

(noun) the act of orienting; a person's awareness of self with regard to position and time and place and personal relationships

Front 616

oscillation

Back 616

(noun) (physics) a regular periodic variation in value about a mean; the process of oscillating between states

Front 617

outer

Back 617

(adj.) being on or toward the outside of the body; being on the outside or further from a center

Front 618

outlet

Back 618

(noun) activity that frees or expresses creative energy or emotion; an opening that permits escape or release

Front 619

overhead

Back 619

(adj.) located or originating from above; adv. above the head; over the head

Front 620

overlap

Back 620

(noun) the property of partial coincidence in time; a representation of common ground between theories or phenomena

Front 621

overview

Back 621

(noun) a general summary of a subject

Front 622

oxidize

Back 622

(verb) add oxygen to or combine with oxygen; enter into a combination with oxygen or become converted into an oxide

Front 623

oxygen

Back 623

(noun) a nonmetallic bivalent element that is normally a colorless odorless tasteless nonflammable diatomic gas; constitutes 21 percent of the atmosphere by volume; the most abundant element in the earth's crust

Front 624

painful

Back 624

(adj.) causing physical or psychological pain; causing physical discomfort

Front 625

par

Back 625

(noun) (golf) the standard number of strokes set for each hole on a golf course, or for the entire course; a state of being essentially equal or equivalent; equally balanced

Front 626

paradigm

Back 626

(noun) the generally accepted perspective of a particular discipline at a given time; systematic arrangement of all the inflected forms of a word

Front 627

paradox

Back 627

(noun) (logic) a statement that contradicts itself

Front 628

parameter

Back 628

(noun) a constant in the equation of a curve that can be varied to yield a family of similar curves; a quantity (such as the mean or variance) that characterizes a statistical population and that can be estimated by calculations from sample data

Front 629

parcel

Back 629

(noun) the allotment of some amount by dividing something; a wrapped container

Front 630

pardon

Back 630

(noun) a warrant granting release from punishment for an offense; the act of excusing a mistake or offense

Front 631

parental

Back 631

(adj.) relating to or characteristic of or befitting a parent; designating the generation of organisms from which hybrid offspring are produced

Front 632

parenthesis

Back 632

(noun) either of two punctuation marks (or) used to enclose textual material; a message that departs from the main subject

Front 633

partial

Back 633

(adj.) being or affecting only a part; not total; showing favoritism

Front 634

partially

Back 634

adv. in part; in some degree; not wholly

Front 635

particle

Back 635

(noun) a function word that can be used in English to form phrasal (verb) s; a body having finite mass and internal structure but negligible dimensions

Front 636

partition

Back 636

(noun) a vertical structure that divides or separates (as a wall divides one room from another); (computer science) the part of a hard disk that is dedicated to a particular operating system or application and accessed as a single unit

Front 637

pathway

Back 637

(noun) a trodden path; a bundle of myelinated nerve fibers following a path through the brain

Front 638

peasant

Back 638

(noun) a country person; a crude uncouth ill-bred person lacking culture or refinement

Front 639

periodic

Back 639

(adj.) recurring or reappearing from time to time; happening or recurring at regular intervals

Front 640

peripheral

Back 640

(adj.) on or near an edge or constituting an outer boundary; the outer area; related to the key issue but not of central importance

Front 641

pest

Back 641

(noun) any unwanted and destructive insect or other animal that attacks food or crops or livestock etc.; a persistently annoying person

Front 642

pesticide

Back 642

(noun) a chemical used to kill pests (as rodents or insects)

Front 643

phenomenal

Back 643

(adj.) of or relating to a phenomenon; exceedingly or unbelievably great

Front 644

philosopher

Back 644

(noun) a specialist in philosophy; a wise person who is calm and rational; someone who lives a life of reason with equanimity

Front 645

philosophical

Back 645

(adj.) characterized by the attitude of a philosopher; meeting trouble with level-headed detachment; characteristic of or imbued with the attitude of a philosopher or based on philosophy

Front 646

phonological

Back 646

(adj.) of or relating to phonology

Front 647

phosphate

Back 647

(noun) carbonated drink with fruit syrup and a little phosphoric acid; a salt of phosphoric acid

Front 648

photographic

Back 648

(adj.) representing people or nature with the exactness and fidelity of a photograph; relating to photography or obtained by using photography

Front 649

physically

Back 649

adv. in accord with physical laws

Front 650

physician

Back 650

(noun) a licensed medical practitioner

Front 651

physics

Back 651

(noun) the science of matter and energy and their interactions

Front 652

physiological

Back 652

(adj.) of or relating to the biological study of physiology; of or consistent with an organism's normal functioning

Front 653

pi

Back 653

(noun) the 16th letter of the Greek alphabet; the ratio of the circumference to the diameter of a circle; approximately equal to 3.14159265358979323846...

Front 654

planner

Back 654

(noun) a notebook for recording appointments and things to be done, etc.; a person who makes plans

Front 655

plantation

Back 655

(noun) a newly established colony (especially in the colonization of North America); an estate where cash crops are grown on a large scale (especially in tropical areas)

Front 656

plausible

Back 656

(adj.) apparently reasonable and valid, and truthful; given to or characterized by presenting specious arguments

Front 657

plug

Back 657

(noun) blockage consisting of an object designed to fill a hole tightly; an electrical device with two or three pins that is inserted in a socket to make an electrical connection

Front 658

plural

Back 658

(adj.) grammatical number category referring to two or more items or units; composed of more than one member, set, or kind

Front 659

polar

Back 659

(adj.) having a pair of equal and opposite charges; of or existing at or near a geographical pole or within the Arctic or Antarctic Circles

Front 660

pole

Back 660

(noun) a long (usually round) rod of wood or metal or plastic; one of the two ends of a magnet where the magnetism seems to be concentrated

Front 661

politically

Back 661

adv. with regard to government; with regard to social relationships involving authority

Front 662

portfolio

Back 662

(noun) the role of the head of a government department; a large, flat, thin case for carrying loose papers or drawings or maps; usually leather

Front 663

portray

Back 663

(verb) portray in words; make a portrait of

Front 664

portrayal

Back 664

(noun) acting the part of a character on stage; dramatically representing the character by speech and action and gesture; a word picture of a person's appearance and character

Front 665

positively

Back 665

adv. extremely; so as to be positive; in a positive manner

Front 666

poster

Back 666

(noun) a sign posted in a public place as an advertisement; a horse kept at an inn or post house for use by mail carriers or for rent to travelers

Front 667

postgraduate

Back 667

(adj.) of or relating to studies beyond a bachelor's degree; (noun) a student who continues studies after graduation

Front 668

potassium

Back 668

(noun) a light soft silver-white metallic element of the alkali metal group; oxidizes rapidly in air and reacts violently with water; is abundant in nature in combined forms occurring in sea water and in carnallite and kainite and sylvite

Front 669

powder

Back 669

(noun) any of various cosmetic or medical preparations dispensed in the form of a pulverized powder; a solid substance in the form of tiny loose particles; a solid that has been pulverized

Front 670

practitioner

Back 670

(noun) someone who practices a learned profession

Front 671

pragmatic

Back 671

(adj.) of or concerning the theory of pragmatism; concerned with practical matters

Front 672

pre

Back 672

(prefix) before

Front 673

precede

Back 673

(verb) furnish with a preface or introduction; move ahead (of others) in time or space

Front 674

precipitate

Back 674

(adj.) done with very great haste and without due deliberation; (noun) a precipitated solid substance in suspension or after settling or filtering

Front 675

precipitation

Back 675

(noun) an unexpected acceleration or hastening; the act of casting down or falling headlong from a height

Front 676

predator

Back 676

(noun) any animal that lives by preying on other animals; someone who attacks in search of booty

Front 677

prediction

Back 677

(noun) the act of predicting (as by reasoning about the future); a statement made about the future

Front 678

predominantly

Back 678

adv. much greater in number or influence

Front 679

prejudice

Back 679

(noun) a partiality that prevents objective consideration of an issue or situation; (verb) influence (somebody's) opinion in advance

Front 680

preliminary

Back 680

(adj.) designed to orient or acquaint with a situation before proceeding; (noun) something that serves as a preceding event or introduces what follows

Front 681

presume

Back 681

(verb) take liberties or act with too much confidence; constitute reasonable evidence for

Front 682

prevalence

Back 682

(noun) the quality of prevailing generally; being widespread; (epidemiology) the ratio (for a given time period) of the number of occurrences of a disease or event to the number of units at risk in the population

Front 683

prey

Back 683

(noun) animal hunted or caught for food; a person who is the aim of an attack (especially a victim of ridicule or exploitation) by some hostile person or influence

Front 684

primer

Back 684

(noun) an introductory textbook; the first or preliminary coat of paint or size applied to a surface

Front 685

primitive

Back 685

(adj.) used of preliterate or tribal or nonindustrial societies; of or created by one without formal training; simple or naive in style

Front 686

probe

Back 686

(noun) an investigation conducted using a flexible surgical instrument to explore an injury or a body cavity; an exploratory action or expedition

Front 687

problematic

Back 687

(adj.) making great mental demands; hard to comprehend or solve or believe; open to doubt or debate

Front 688

processor

Back 688

(noun) a business engaged in processing agricultural products and preparing them for market; someone who processes things (foods or photographs or applicants etc.)

Front 689

productive

Back 689

(adj.) producing or capable of producing (especially abundantly); yielding positive results

Front 690

productivity

Back 690

(noun) (economics) the ratio of the quantity and quality of units produced to the labor per unit of time; the quality of being productive or having the power to produce

Front 691

profound

Back 691

(adj.) situated at or extending to great depth; too deep to have been sounded or plumbed; coming from deep within one

Front 692

progression

Back 692

(noun) a series with a definite pattern of advance; the act of moving forward toward a goal

Front 693

progressive

Back 693

(adj.) advancing in severity; favoring or promoting reform (often by government action)

Front 694

projection

Back 694

(noun) any structure that branches out from a central support; the representation of a figure or solid on a plane as it would look from a particular direction

Front 695

prominent

Back 695

(adj.) conspicuous in position or importance; having a quality that thrusts itself into attention

Front 696

pro(noun) ce

Back 696

(verb) pro(noun) ce judgment on; speak, pro(noun) ce, or utter in a certain way

Front 697

proposition

Back 697

(noun) a task to be dealt with; (logic) a statement that affirms or denies something and is either true or false

Front 698

protocol

Back 698

(noun) code of correct conduct; forms of ceremony and etiquette observed by diplomats and heads of state

Front 699

proton

Back 699

(noun) a stable particle with positive charge equal to the negative charge of an electron

Front 700

psychiatric

Back 700

(adj.) relating to or used in or engaged in the practice of psychiatry

Front 701

psychologist

Back 701

(noun) a scientist trained in psychology

Front 702

psychology

Back 702

(noun) the science of mental life

Front 703

publish

Back 703

(verb) prepare and issue for public distribution or sale; have (one's written work) issued for publication

Front 704

pulse

Back 704

(noun) the rhythmic contraction and expansion of the arteries with each beat of the heart; edible seeds of various pod-bearing plants (peas or beans or lentils etc.)

Front 705

punch

Back 705

(noun) (boxing) a blow with the fist; a tool for making holes or indentations

Front 706

punish

Back 706

(verb) impose a penalty on; inflict punishment on

Front 707

punishment

Back 707

(noun) the act of punishing

Front 708

purely

Back 708

adv. restricted to something

Front 709

puzzle

Back 709

(noun) a toy that tests your ingenuity; a particularly baffling problem that is said to have a correct solution

Front 710

qualitative

Back 710

(adj.) involving distinctions based on qualities; relating to or involving comparisons based on qualities

Front 711

quantitative

Back 711

(adj.) expressible as a quantity or relating to or susceptible of measurement; (of verse) having a metric system based on relative duration of syllables

Front 712

quantum

Back 712

(noun) (physics) the smallest discrete quantity of some physical property that a system can possess (according to quantum theory); a discrete amount of something that is analogous to the quantum in quantum theory

Front 713

questionnaire

Back 713

(noun) a form containing a set of questions; submitted to people to gain statistical information

Front 714

quiz

Back 714

(noun) an examination consisting of a few short questions; (verb) examine someone's knowledge of something

Front 715

quotation

Back 715

(noun) the practice of quoting from books or plays etc.; a passage or expression that is quoted or cited

Front 716

rack

Back 716

(noun) a rapid gait of a horse in which each foot strikes the ground separately; a form of torture in which pain is inflicted by stretching the body

Front 717

radar

Back 717

(noun) measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects

Front 718

radiation

Back 718

(noun) the act of spreading outward from a central source; a radial arrangement of nerve fibers connecting different parts of the brain

Front 719

radius

Back 719

(noun) the length of a line segment between the center and circumference of a circle or sphere; the outer and slightly shorter of the two bones of the human forearm

Front 720

rainfall

Back 720

(noun) water falling in drops from vapor condensed in the atmosphere

Front 721

randomize

Back 721

(verb) arrange in random order

Front 722

randomly

Back 722

adv. in a random manner

Front 723

rational

Back 723

(adj.) having its source in or being guided by the intellect (distinguished from experience or emotion); consistent with or based on or using reason

Front 724

rationality

Back 724

(noun) the quality of being consistent with or based on logic; the state of having good sense and sound judgment

Front 725

ray

Back 725

(noun) cartilaginous fishes having horizontally flattened bodies and enlarged winglike pectoral fins with gills on the underside; most swim by moving the pectoral fins; any of the stiff bony rods in the fin of a fish

Front 726

reactive

Back 726

(adj.) participating readily in reactions; tending to react to a stimulus

Front 727

reactor

Back 727

(noun) an electrical device used to introduce reactance into a circuit; (physics) any of several kinds of apparatus that maintain and control a nuclear reaction for the production of energy or artificial elements

Front 728

readily

Back 728

adv. without much difficulty; in a punctual manner

Front 729

realism

Back 729

(noun) the attribute of accepting the facts of life and favoring practicality and literal truth; (philosophy) the philosophical doctrine that physical objects continue to exist when not perceived

Front 730

realistic

Back 730

(adj.) aware or expressing awareness of things as they really are; of or relating to the philosophical doctrine of realism

Front 731

realm

Back 731

(noun) a knowledge domain that you are interested in or are communicating about; the domain ruled by a king or queen

Front 732

receptor

Back 732

(noun) a cellular structure that is postulated to exist in order to mediate between a chemical agent that acts on nervous tissue and the physiological response; an organ having nerve endings (in the skin or viscera or eye or ear or nose or mouth) that respond to stimulation

Front 733

recipe

Back 733

(noun) directions for making something

Front 734

reconstruct

Back 734

(verb) cause somebody to adapt or reform socially or politically; reassemble mentally

Front 735

regime

Back 735

(noun) (medicine) a systematic plan for therapy (often including diet); the organization that is the governing authority of a political unit

Front 736

regression

Back 736

(noun) returning to a former state; the relation between selected values of x and observed values of y (from which the most probable value of y can be predicted for any value of x)

Front 737

rehabilitation

Back 737

(noun) the restoration of someone to a useful place in society; the treatment of physical disabilities by massage and electrotherapy and exercises

Front 738

reinforce

Back 738

(verb) make stronger; strengthen and support with rewards

Front 739

rejection

Back 739

(noun) the act of rejecting something; the speech act of rejecting

Front 740

reliability

Back 740

(noun) the quality of being dependable or reliable

Front 741

render

Back 741

(noun) a substance similar to stucco but exclusively applied to masonry walls; (verb) cause to become

Front 742

repertoire

Back 742

(noun) a collection of works (plays, songs, operas, ballets) that an artist or company can perform and do perform for short intervals on a regular schedule; the entire range of skills or aptitudes or devices used in a particular field or occupation

Front 743

replacement

Back 743

(noun) the act of furnishing an equivalent person or thing in the place of another; a person or thing that takes or can take the place of another

Front 744

replicate

Back 744

(verb) reproduce or make an exact copy of; make or do or perform again

Front 745

replication

Back 745

(noun) the repetition of an experiment in order to test the validity of its conclusion; (law) a pleading made by a plaintiff in reply to the defendant's plea or answer

Front 746

reproduce

Back 746

(verb) have offspring or young; make a copy or equivalent of

Front 747

reproduction

Back 747

(noun) the sexual activity of conceiving and bearing offspring; the act of making copies

Front 748

republic

Back 748

(noun) a form of government whose head of state is not a monarch; a political system in which the supreme power lies in a body of citizens who can elect people to represent them

Front 749

resemble

Back 749

(verb) appear like; be similar or bear a likeness to

Front 750

reservoir

Back 750

(noun) tank used for collecting and storing a liquid (as water or oil); lake used to store water for community use

Front 751

residual

Back 751

(adj.) relating to or indicating a remainder; (noun) (often plural) a payment that is made to a performer or writer or director of a television show or commercial that is paid for every repeat showing

Front 752

residue

Back 752

(noun) matter that remains after something has been removed; something left after other parts have been taken away

Front 753

resistant

Back 753

(adj.) impervious to being affected; incapable of absorbing or mixing with

Front 754

respiratory

Back 754

(adj.) pertaining to respiration

Front 755

retrieve

Back 755

(verb) run after, pick up, and bring to the master; recall knowledge from memory; have a recollection

Front 756

revolutionary

Back 756

(adj.) markedly new or introducing radical change; advocating or engaged in revolution

Front 757

rewrite

Back 757

(noun) something that has been written again; (verb) write differently; alter the writing of

Front 758

rhetoric

Back 758

(noun) study of the technique and rules for using language effectively (especially in public speaking); using language effectively to please or persuade

Front 759

rhythm

Back 759

(noun) recurring at regular intervals; the arrangement of spoken words alternating stressed and unstressed elements

Front 760

ridiculous

Back 760

(adj.) inspiring scornful pity; broadly or extravagantly humorous; resembling farce

Front 761

ritual

Back 761

(adj.) of or relating to or employed in social rites or rituals; of or relating to or characteristic of religious rituals

Front 762

robot

Back 762

(noun) a mechanism that can move automatically

Front 763

rope

Back 763

(noun) a strong line; street names for flunitrazepan

Front 764

rotate

Back 764

(verb) plant or grow in a fixed cyclic order of succession; perform a job or duty on a rotating basis

Front 765

rotation

Back 765

(noun) the act of rotating as if on an axis; a planned recurrent sequence (of crops or personnel etc.)

Front 766

rub

Back 766

(noun) the act of rubbing or wiping; an unforeseen obstacle

Front 767

ruler

Back 767

(noun) a person who rules or commands; measuring stick consisting of a strip of wood or metal or plastic with a straight edge that is used for drawing straight lines and measuring lengths

Front 768

scatter

Back 768

(noun) the act of scattering; a haphazard distribution in all directions

Front 769

scenario

Back 769

(noun) a postulated sequence of possible events; an outline or synopsis of a play (or, by extension, of a literary work)

Front 770

scholarship

Back 770

(noun) financial aid provided to a student on the basis of academic merit; profound scholarly knowledge

Front 771

scripture

Back 771

(noun) any writing that is regarded as sacred by a religious group; the sacred writings of the Christian religions

Front 772

scroll

Back 772

(noun) a document that can be rolled up (as for storage); a round shape formed by a series of concentric circles (as formed by leaves or flower petals)

Front 773

secrete

Back 773

(verb) generate and separate from cells or bodily fluids; place out of sight; keep secret

Front 774

sediment

Back 774

(noun) matter that has been deposited by some natural process; (verb) settle as sediment

Front 775

selective

Back 775

(adj.) tending to select; characterized by careful choice; characterized by very careful or fastidious selection

Front 776

semantic

Back 776

(adj.) of or relating to meaning or the study of meaning

Front 777

semester

Back 777

(noun) half a year; a period of 6 months; one of two divisions of an academic year

Front 778

semi

Back 778

(noun) a trailer having wheels only in the rear; the front is supported by the towing vehicle; a truck consisting of a tractor and trailer together

Front 779

seminar

Back 779

(noun) a course offered for a small group of advanced students; any meeting for an exchange of ideas

Front 780

sensation

Back 780

(noun) an unelaborated elementary awareness of stimulation; a general feeling of excitement and heightened interest

Front 781

sensible

Back 781

(adj.) aware intuitively or intellectually of something sensed; readily perceived by the senses

Front 782

sensitivity

Back 782

(noun) the ability to respond to affective changes in your interpersonal environment; the ability to respond to physical stimuli or to register small physical amounts or differences

Front 783

sensory

Back 783

(adj.) involving or derived from the senses; of a nerve fiber or impulse originating outside and passing toward the central nervous system

Front 784

separately

Back 784

adv. apart from others

Front 785

separation

Back 785

(noun) the act of dividing or disconnecting; the social act of separating or parting company

Front 786

sexuality

Back 786

(noun) the properties that distinguish organisms on the basis of their reproductive roles

Front 787

shallow

Back 787

(adj.) lacking physical depth; having little spatial extension downward or inward from an outer surface or backward or outward from a center; not deep or strong; not affecting one deeply

Front 788

shortly

Back 788

adv. for a short time; at a short distance

Front 789

shuttle

Back 789

(noun) bobbin that passes the weft thread between the warp threads; public transport that consists of a bus or train or airplane that plies back and forth between two points

Front 790

similarity

Back 790

(noun) the quality of being similar; a Gestalt principle of organization holding that (other things being equal) parts of a stimulus field that are similar to each other tend to be perceived as belonging together as a unit

Front 791

simplify

Back 791

(verb) make simpler or easier or reduce in complexity or extent

Front 792

simulate

Back 792

(verb) make a pretence of; create a representation or model of

Front 793

simulation

Back 793

(noun) the act of imitating the behavior of some situation or some process by means of something suitably analogous (especially for the purpose of study or personnel training); (computer science) the technique of representing the real world by a computer program

Front 794

simultaneously

Back 794

adv. at the same instant

Front 795

sin

Back 795

(noun) an act that is regarded by theologians as a transgression of God's will; violent and excited activity

Front 796

singular

Back 796

(adj.) being a single and separate person or thing; grammatical number category referring to a single item or unit

Front 797

sketch

Back 797

(noun) preliminary drawing for later elaboration; short descriptive summary (of events)

Front 798

skip

Back 798

(noun) a gait in which steps and hops alternate; a mistake resulting from neglect

Front 799

slab

Back 799

(noun) block consisting of a thick piece of something

Front 800

slash

Back 800

(noun) a strong sweeping cut made with a sharp instrument; an open tract of land in a forest that is strewn with debris from logging (or fire or wind)

Front 801

slavery

Back 801

(noun) the practice of owning slaves; work done under harsh conditions for little or no pay

Front 802

slot

Back 802

(noun) a small slit (as for inserting a coin or depositing mail); a slot machine that is used for gambling

Front 803

snake

Back 803

(noun) limbless scaly elongate reptile; some are venomous; something long, thin, and flexible that resembles a snake

Front 804

sneeze

Back 804

(noun) a symptom consisting of the involuntary expulsion of air from the nose; (verb) exhale spasmodically, as when an irritant entered one's nose

Front 805

sniff

Back 805

(noun) sensing an odor by inhaling through the nose; (verb) inhale audibly through the nose

Front 806

socialize

Back 806

(verb) make conform to socialist ideas and philosophies; prepare for social life

Front 807

socially

Back 807

adv. by or with respect to society; in a social manner

Front 808

sodium

Back 808

(noun) a silvery soft waxy metallic element of the alkali metal group; occurs abundantly in natural compounds (especially in salt water); burns with a yellow flame and reacts violently in water; occurs in sea water and in the mineral halite (rock salt)

Front 809

solar

Back 809

(adj.) relating to or derived from the sun or utilizing the energies of the sun

Front 810

soluble

Back 810

(adj.) (of a substance) capable of being dissolved in some solvent (usually water); susceptible of solution or of being solved or explained

Front 811

solute

Back 811

(noun) the dissolved substance in a solution; the component of a solution that changes its state

Front 812

solvent

Back 812

(adj.) capable of meeting financial obligations; (noun) a liquid substance capable of dissolving other substances

Front 813

sometime

Back 813

(adj.) belonging to some prior time; adv. at some indefinite or unstated time

Front 814

sophisticate

Back 814

(noun) a worldly-wise person; (verb) make more complex or refined

Front 815

span

Back 815

(noun) the distance or interval between two points; a unit of length based on the width of the expanded human hand (usually taken as 9 inches)

Front 816

spatial

Back 816

(adj.) pertaining to or involving or having the nature of space

Front 817

specialty

Back 817

(noun) the special line of work you have adopted as your career; a distinguishing trait

Front 818

specification

Back 818

(noun) (patent law) a document drawn up by the applicant for a patent of invention that provides an explicit and detailed description of the nature and use of an invention; a detailed description of design criteria for a piece of work

Front 819

specimen

Back 819

(noun) a bit of tissue or blood or urine that is taken for diagnostic purposes; an example regarded as typical of its class

Front 820

spectrum

Back 820

(noun) broad range of related values or qualities or ideas or activities; an ordered array of the components of an emission or wave

Front 821

sperm

Back 821

(noun) the male reproductive cell; the male gamete

Front 822

sphere

Back 822

(noun) any spherically shaped artifact; the geographical area in which one nation is very influential

Front 823

splice

Back 823

(noun) a junction where two things (as paper or film or magnetic tape) have been joined together; joint made by overlapping two ends and joining them together

Front 824

sponsorship

Back 824

(noun) the act of sponsoring (either officially or financially)

Front 825

spontaneous

Back 825

(adj.) happening or arising without apparent external cause; said or done without having been planned or written in advance

Front 826

spray

Back 826

(noun) flower arrangement consisting of a single branch or shoot bearing flowers and foliage; a jet of vapor

Front 827

stabilize

Back 827

(verb) make stable and keep from fluctuating or put into an equilibrium; become stable or more stable

Front 828

stack

Back 828

(noun) an orderly pile; a storage device that handles data so that the next item to be retrieved is the item most recently stored (LIFO)

Front 829

stadium

Back 829

(noun) a large structure for open-air sports or entertainments

Front 830

stance

Back 830

(noun) standing posture; a rationalized mental attitude

Front 831

standardize

Back 831

(verb) cause to conform to standard or norm; evaluate by comparing with a standard

Front 832

static

Back 832

(adj.) showing little if any change; not active or moving

Front 833

statistical

Back 833

(adj.) of or relating to statistics

Front 834

statistically

Back 834

adv. with respect to statistics

Front 835

statistics

Back 835

(noun) a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parameters

Front 836

stereotype

Back 836

(noun) a conventional or formulaic conception or image; (verb) treat or classify according to a mental stereotype

Front 837

stimulus

Back 837

(noun) any stimulating information or event; acts to arouse action

Front 838

straightforward

Back 838

(adj.) pointed directly ahead; free from ambiguity

Front 839

strand

Back 839

(noun) line consisting of a complex of fibers or filaments that are twisted together to form a thread or a rope or a cable; a pattern forming a unity within a larger structural whole

Front 840

strategic

Back 840

(adj.) highly important to or an integral part of a strategy or plan of action especially in war; relating to or concerned with strategy

Front 841

strictly

Back 841

adv. restricted to something; in a stringent manner

Front 842

stripe

Back 842

(noun) a marking of a different color or texture from the background; a kind or category

Front 843

sub

Back 843

(noun) a submersible warship usually armed with torpedoes; a large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments); different names are used in different sections of the United States

Front 844

subjective

Back 844

(adj.) taking place within the mind and modified by individual bias; of a mental act performed entirely within the mind

Front 845

subset

Back 845

(noun) a set whose members are members of another set; a set contained within another set

Front 846

substitution

Back 846

(noun) the act of putting one thing or person in the place of another: "he sent Smith in for Jones but the substitution came too late to help"; an event in which one thing is substituted for another

Front 847

substrate

Back 847

(noun) an indigenous language that contributes features to the language of an invading people who impose their language on the indigenous population; any stratum or layer lying underneath another

Front 848

subtle

Back 848

(adj.) faint and difficult to analyze; able to make fine distinctions

Front 849

subtract

Back 849

(verb) make a subtraction

Front 850

sufficiently

Back 850

adv. to a sufficient degree

Front 851

suicide

Back 851

(noun) the act of killing yourself; a person who kills himself intentionally

Front 852

super

Back 852

(adj.) including more than a specified category; extremely large

Front 853

superior

Back 853

(adj.) (often followed by `to') above being affected or influenced by; (sometimes followed by `to') not subject to or influenced by

Front 854

supposedly

Back 854

adv. believed or reputed to be the case

Front 855

surgeon

Back 855

(noun) a physician who specializes in surgery

Front 856

surgical

Back 856

(adj.) performed with great precision; relating to or requiring or amenable to treatment by surgery especially as opposed to medicine

Front 857

surplus

Back 857

(adj.) more than is needed, desired, or required; (noun) a quantity much larger than is needed

Front 858

susceptible

Back 858

(adj.) (often followed by `of' or `to') yielding readily to or capable of; easily impressed emotionally

Front 859

sustainable

Back 859

(adj.) capable of being sustained

Front 860

swap

Back 860

(noun) an equal exchange; (verb) move (a piece of a program) into memory, in computer science

Front 861

swell

Back 861

(adj.) very good; (noun) a crescendo followed by a decrescendo

Front 862

sword

Back 862

(noun) a cutting or thrusting weapon that has a long metal blade and a hilt with a hand guard

Front 863

syllable

Back 863

(noun) a unit of spoken language larger than a phoneme

Front 864

syllabus

Back 864

(noun) an integrated course of academic studies

Front 865

symbolic

Back 865

(adj.) relating to or using or proceeding by means of symbols; using symbolism

Front 866

syndrome

Back 866

(noun) a complex of concurrent things; a pattern of symptoms indicative of some disease

Front 867

syntactic

Back 867

(adj.) of or relating to or conforming to the rules of syntax

Front 868

syntax

Back 868

(noun) the grammatical arrangement of words in sentences; studies of the rules for forming admissible sentences

Front 869

synthesis

Back 869

(noun) the combination of ideas into a complex whole; the process of producing a chemical compound (usually by the union of simpler chemical compounds)

Front 870

synthetic

Back 870

(adj.) of a proposition whose truth value is determined by observation or facts; systematic combining of root and modifying elements into single words

Front 871

systematic

Back 871

(adj.) characterized by order and planning; not haphazard

Front 872

tech

Back 872

(noun) a school teaching mechanical and industrial arts and the applied sciences

Front 873

technically

Back 873

adv. with regard to technical skill; with regard to technique

Front 874

temporal

Back 874

(adj.) of this earth or world; not eternal

Front 875

tempt

Back 875

(verb) try presumptuously; dispose or incline or entice to

Front 876

tense

Back 876

(adj.) taut or rigid; stretched tight; pro(noun) ced with relatively tense tongue muscles (e.g., the vowel sound in `beat')

Front 877

terminal

Back 877

(adj.) causing or ending in or approaching death; relating to or occurring in a term or fixed period of time

Front 878

terminology

Back 878

(noun) a system of words used to name things in a particular discipline

Front 879

terribly

Back 879

adv. used as intensifiers; in a terrible manner

Front 880

textbook

Back 880

(adj.) according to or characteristic of a casebook or textbook; typical; (noun) a book prepared for use in schools or colleges

Front 881

theorem

Back 881

(noun) an idea accepted as a demonstrable truth; a proposition deducible from basic postulates

Front 882

theorist

Back 882

(noun) someone who theorizes (especially in science or art)

Front 883

thereby

Back 883

adv. by that means or because of that

Front 884

thermal

Back 884

(adj.) caused by or designed to retain heat; of or relating to a hot spring

Front 885

thesis

Back 885

(noun) an unproved statement put forward as a premise in an argument; a treatise advancing a new point of view resulting from research; usually a requirement for an advanced academic degree

Front 886

thickness

Back 886

(noun) resistance to flow; the dimension through an object as opposed to its length or width

Front 887

thread

Back 887

(noun) a fine cord of twisted fibers (of cotton or silk or wool or nylon etc.) used in sewing and weaving; the raised helical rib going around a screw

Front 888

threshold

Back 888

(noun) the smallest detectable sensation; the starting point for a new state or experience

Front 889

thumb

Back 889

(noun) the part of a glove that provides a covering for the thumb; the thick short innermost digit of the forelimb

Front 890

tolerance

Back 890

(noun) the act of tolerating something; the power or capacity of an organism to tolerate unfavorable environmental conditions

Front 891

ton

Back 891

(noun) a British unit of weight equivalent to 2240 pounds; a United States unit of weight equivalent to 2000 pounds

Front 892

toxic

Back 892

(adj.) of or relating to or caused by a toxin or poison

Front 893

tract

Back 893

(noun) a system of body parts that together serve some particular purpose; a brief treatise on a subject of interest; published in the form of a booklet

Front 894

traditionally

Back 894

adv. according to tradition; in a traditional manner

Front 895

trait

Back 895

(noun) a distinguishing feature of your personal nature

Front 896

trajectory

Back 896

(noun) the path followed by an object moving through space

Front 897

trans

Back 897

(prefix) across

Front 898

transaction

Back 898

(noun) the act of transacting within or between groups (as carrying on commercial activities)

Front 899

transcribe

Back 899

(verb) convert the genetic information in (a strand of DNA) into a strand of RNA, especially messenger RNA; make a phonetic transcription of

Front 900

transcription

Back 900

(noun) a sound or television recording (e.g., from a broadcast to a tape recording); something written, especially copied from one medium to another, as a typewritten version of dictation

Front 901

transformation

Back 901

(noun) the act of changing in form or shape or appearance; (genetics) modification of a cell or bacterium by the uptake and incorporation of exogenous DNA

Front 902

translation

Back 902

(noun) the act of uniform movement; rewording something in less technical terminology

Front 903

transmission

Back 903

(noun) the act of sending a message; causing a message to be transmitted; the gears that transmit power from an automobile engine via the driveshaft to the live axle

Front 904

transmit

Back 904

(verb) send from one person or place to another; broadcast over the airwaves, as in radio or television

Front 905

transparency

Back 905

(noun) the quality of being clear and transparent; permitting the free passage of electromagnetic radiation

Front 906

transplant

Back 906

(noun) the act of removing something from one location and introducing it in another location; an operation moving an organ from one organism (the donor) to another (the recipient)

Front 907

trauma

Back 907

(noun) an emotional wound or shock often having long-lasting effects; any physical damage to the body caused by violence or accident or fracture etc.

Front 908

treaty

Back 908

(noun) a written agreement between two states or sovereigns

Front 909

tremendous

Back 909

(adj.) extraordinarily large in size or extent or amount or power or degree; extraordinarily good; used especially as intensifiers

Front 910

triangle

Back 910

(noun) a percussion instrument consisting of a metal bar bent in the shape of an open triangle; any of various triangular drafting instruments used to draw straight lines at specified angles

Front 911

tribe

Back 911

(noun) (biology) a taxonomic category between a genus and a subfamily; a federation (as of American Indians)

Front 912

tricky

Back 912

(adj.) marked by skill in deception; having concealed difficulty

Front 913

trivial

Back 913

(adj.) obvious and dull; concerned with trivialities

Front 914

tropical

Back 914

(adj.) of weather or climate; hot and humid as in the tropics; characterized by or of the nature of a trope or tropes; changed from its literal sense

Front 915

tumor

Back 915

(noun) an abnormal new mass of tissue that serves no purpose

Front 916

turbulent

Back 916

(adj.) (of a liquid) agitated vigorously; in a state of turbulence; characterized by unrest or disorder or insubordination

Front 917

tutor

Back 917

(noun) a person who gives private instruction (as in singing or acting); (verb) be a tutor to someone; give individual instruction

Front 918

ultimate

Back 918

(adj.) being the last or concluding element of a series; furthest or highest in degree or order; utmost or extreme

Front 919

undergraduate

Back 919

(noun) a university student who has not yet received a first degree

Front 920

undermine

Back 920

(verb) hollow out as if making a cave or opening; destroy property or hinder normal operations

Front 921

underneath

Back 921

adv. under or below an object or a surface; at a lower place or level; directly beneath; on the lower or downward side; on the underside of

Front 922

unemployed

Back 922

(adj.) not engaged in a gainful occupation; (noun) people who are involuntarily out of work (considered as a group)

Front 923

unify

Back 923

(verb) become one; join or combine

Front 924

unintelligible

Back 924

(adj.) poorly articulated or enunciated, or drowned by noise; not clearly understood or expressed

Front 925

unity

Back 925

(noun) the quality of being united into one; an undivided or unbroken completeness or totality with nothing wanting

Front 926

unstable

Back 926

(adj.) highly or violently reactive; disposed to psychological variability

Front 927

uplift

Back 927

(noun) a brassiere that lifts and supports the breasts; (geology) a rise of land to a higher elevation (as in the process of mountain building)

Front 928

upward

Back 928

(adj.) directed up; extending or moving toward a higher place

Front 929

urine

Back 929

(noun) liquid excretory product

Front 930

usage

Back 930

(noun) accepted or habitual practice; the act of using

Front 931

utility

Back 931

(adj.) capable of substituting in any of several positions on a team; used of beef; usable but inferior

Front 932

utilize

Back 932

(verb) convert (from an investment trust to a unit trust); put into service; make work or employ (something) for a particular purpose or for its inherent or natural purpose

Front 933

utterance

Back 933

(noun) the use of uttered sounds for auditory communication

Front 934

vague

Back 934

(adj.) not clearly understood or expressed; not precisely limited, determined, or distinguished

Front 935

valid

Back 935

(adj.) still legally acceptable; well grounded in logic or truth or having legal force

Front 936

validity

Back 936

(noun) the quality of having legal force or effectiveness; the quality of being logically valid

Front 937

valve

Back 937

(noun) control consisting of a mechanical device for controlling the flow of a fluid; device in a brass wind instrument for varying the length of the air column to alter the pitch of a tone

Front 938

variability

Back 938

(noun) the quality of being subject to variation; the quality of being uneven and lacking uniformity

Front 939

variance

Back 939

(noun) an official dispensation to act contrary to a rule or regulation (typically a building regulation); the second moment around the mean; the expected value of the square of the deviations of a random variable from its mean value

Front 940

variant

Back 940

(adj.) differing from a norm or standard; exhibiting or tending to variation and change

Front 941

vector

Back 941

(noun) a variable quantity that can be resolved into components; any agent (person or animal or microorganism) that carries and transmits a disease

Front 942

vegetation

Back 942

(noun) inactivity that is passive and monotonous, comparable to the inactivity of plant life; an abnormal growth or excrescence (especially a warty excrescence on the valves of the heart)

Front 943

vein

Back 943

(noun) one of the horny ribs that stiffen and support the wing of an insect; a blood vessel that carries blood from the capillaries toward the heart

Front 944

velocity

Back 944

(noun) distance travelled per unit time

Front 945

(verb) al

Back 945

(adj.) communicated in the form of words; prolix

Front 946

vertical

Back 946

(adj.) of or relating to different levels in a hierarchy (as levels of social class or income group); at right angles to the plane of the horizon or a base line

Front 947

viable

Back 947

(adj.) capable of life or normal growth and development; capable of being done with means at hand and circumstances as they are

Front 948

virtue

Back 948

(noun) the quality of doing what is right and avoiding what is wrong; a particular moral excellence

Front 949

vitamin

Back 949

(noun) any of a group of organic substances essential in small quantities to normal metabolism

Front 950

vocabulary

Back 950

(noun) a language user's knowledge of words; the system of techniques or symbols serving as a means of expression (as in arts or crafts)

Front 951

volition

Back 951

(noun) the act of making a choice; the capability of conscious choice and decision and intention

Front 952

vowel

Back 952

(noun) a speech sound made with the vocal tract open; a letter of the alphabet standing for a spoken vowel

Front 953

watershed

Back 953

(noun) a ridge of land that separates two adjacent river systems; an event marking a unique or important historical change of course or one on which important developments depend

Front 954

wavelength

Back 954

(noun) the distance (measured in the direction of propagation) between two points in the same phase in consecutive cycles of a wave; a shared orientation leading to mutual understanding

Front 955

weave

Back 955

(noun) pattern of weaving or structure of a fabric; (verb) interlace by or as it by weaving

Front 956

wheat

Back 956

(noun) grains of common wheat; sometimes cooked whole or cracked as cereal; usually ground into flour; annual or biennial grass having erect flower spikes and light brown grains

Front 957

whereby

Back 957

(adv.) by means of which or according to which

Front 958

whichever

Back 958

(det.) (pro.) used to say that it does not matter which thing or person is chosen because the result will be the same, used to refer to the member of a group of people or things that does something, is wanted, is possible, etc.

Front 959

whoever

Back 959

(pro.) used to say that it does not matter who does something, is in a particular place, etc.

Front 960

widespread

Back 960

(adj.) widely circulated or diffused; distributed over a considerable extent

Front 961

wisdom

Back 961

(noun) the trait of utilizing knowledge and experience with common sense and insight; the quality of being prudent and sensible

Front 962

workshop

Back 962

(noun) a brief intensive course for a small group; emphasizes problem solving; small workplace where handcrafts or manufacturing are done

Front 963

yeast

Back 963

(noun) any of various single-celled fungi that reproduce asexually by budding or division; a commercial leavening agent containing yeast cells; used to raise the dough in making bread and for fermenting beer or whiskey