Root Words - List 1 Vocabulary

Front 1

antedate

Back 1

verb

precede in time; come before (something) in date: a civilization that antedated the Roman Empire.

Front 2

antecedent

Back 2

noun

a thing or event that existed before or logically precedes another

• in grammar - a word, phrase, clause, or sentence to which another word (esp. a following relative pronoun) refers.

Front 3

antebellum

Back 3

adjective

occurring or existing before a particular war, esp. the American Civil War:

Front 4

anterior

Back 4

adjective

nearer the front, esp. situated in the front of the body or nearer to the head: the veins anterior to the heart.

-coming before in time

Front 5

ante meridiem

Back 5

adjective

before noon; morning

Front 6

antibody

Back 6

noun

a blood protein produced in response to and counteracting a specific antigen.

Front 7

anticlimax

Back 7

noun

a disappointing end to an exciting or impressive series of events

Front 8

antitoxin

Back 8

noun

an antibody that counteracts a toxin

Front 9

antithesis

Back 9

noun

a person or thing that is the direct opposite of someone or something else

Front 10

bilateral

Back 10

adjective

having or relating to two sides; affecting both sides

Front 11

bicycle

Back 11

noun

a vehicle composed of two wheels held in a frame one behind the other, propelled by pedals and steered with handlebars attached to the front wheel.

Front 12

binary

Back 12

adjective

relating to, using, or expressed in a system of numerical notation that has 2 rather than 10 as a base.

relating to, composed of, or involving two things:

Front 13

biped

Back 13

noun

an animal that uses two legs for walking.

Front 14

binocular

Back 14

adjective

adapted for or using both eyes: a binocular microscope.

Front 15

circumnavigate

Back 15

verb

sail all the way around (something, esp. the world).

Front 16

circumvent

Back 16

verb

find a way around (an obstacle).

• overcome (a problem or difficulty), typically in a clever and surreptitious way

Front 17

circumlocution

Back 17

noun

the use of many words where fewer would do, esp. in a deliberate attempt to be vague or evasive

Front 18

combination

Back 18

noun

a joining or merging of different parts or qualities in which the component elements are individually distinct:

Front 19

commensurate

Back 19

adjective

corresponding in size or degree; in proportion: s

Front 20

complete

Back 20

adjective

having all the necessary or appropriate parts or having run its full course; finished:

Front 21

confine

Back 21

verb

keep or restrict someone or something within certain limits of (space, scope, quantity, or time):

Front 22

conjunction

Back 22

noun

the action or an instance of two or more events or things occurring at the same point in time or space:

Front 23

contact

Back 23

noun

the state or condition of physical touching: the tennis ball is in contact with the court surface for as little as 5 milliseconds.

• the state or condition of communicating or meeting:

Front 24

descent

Back 24

noun

an action of moving downward, dropping, or falling: the plane had gone into a steep descent.

• a downward slope, esp. a path or track:

Front 25

despicable

Back 25

adjective

deserving hatred and contempt: a despicable crime.

Front 26

decrepit

Back 26

adjective

(of a person) elderly and infirm

• worn out or ruined because of age or neglect:

Front 27

deplete

Back 27

verb

use up the supply or resources of

Front 28

distort

Back 28

verb

1 pull or twist out of shape: a grimace distorted her fine mouth.

2 give a misleading or false account or impression of

Front 29

dispute

Back 29

noun

a disagreement, argument, or debate

verb

argue about (something); discuss heatedly

Front 30

dissonant

Back 30

adjective

lacking harmony: irregular, dissonant chords.

• unsuitable or unusual in combination; clashing

Front 31

disperse

Back 31

verb

distribute or spread over a wide area.

• go or cause to go in different directions or to different destinations

• (with reference to gas, smoke, mist, or cloud) thin out or cause to thin out and disappear:

Front 32

dissuade

Back 32

verb

persuade (someone) not to take a particular course of action

Front 33

equitable

Back 33

adjective

fair and impartial: an equitable balance of power.

Front 34

equilateral

Back 34

adjective

having all its sides of the same length: an equilateral triangle.

Front 35

equinox

Back 35

noun

the time or date (twice each year) at which the sun crosses the celestial equator, when day and night are of equal length

Front 36

equation

Back 36

noun

Mathematics - a statement that the values of two mathematical expressions are equal

Front 37

equlibrium

Back 37

noun

a state in which opposing forces or influences are balanced

Front 38

extraterrestrial

Back 38

adjective

of or from outside the earth or its atmosphere: searches for extraterrestrial intelligence.

noun

a hypothetical or fictional being from outer space, esp. an intelligent one.

Front 39

extraordinary

Back 39

adjective

very unusual or remarkable

• unusually great:

Front 40

extravagant

Back 40

adjective

lacking restraint in spending money or using resources

• costing too much money:

Front 41

extrovert

Back 41

noun

an outgoing, overtly expressive person.

Front 42

international

Back 42

adjective

existing, occurring, or carried on between two or more nations

Front 43

interstellar

Back 43

adjective

occurring or situated between stars: interstellar travel.

Front 44

interject

Back 44

verb

say (something) abruptly, esp. as an aside or interruption: she interjected the odd question here and there

Front 45

interlude

Back 45

noun

an intervening period of time

Front 46

intracellular

Back 46

adjective

located or occurring within a cell or cells

Front 47

intravenous

Back 47

adjective

existing or taking place within, or administered into, a vein or veins

Front 48

intrastate

Back 48

adjective

existing or occurring within the boundaries of a state