Chapters 44,45,46 & 47

Front 1

Desiccate

Back 1

To remove all moisture from an item, or to dry out.

Front 2

Etchant

Back 2

Chemical agent used to prepare a tooth surface for a dental material.

Front 3

Etching

Back 3

Process of cutting into a surface with the use of an acid product.

Front 4

Eugenol

Back 4

Colorless liquid made from clove oil and used for its soothing qualities.

Front 5

Hybrid

Back 5

Material that produces a similar outcome to its natural counterpart.

Front 6

Insulating

Back 6

Preventing the passage of heat or electricity.

Front 7

Micromechanical

Back 7

Means by which a material and a structure lock onto one another through minute cuttings.

Front 8

Obliterating

Back 8

Removing something completely.

Front 9

Polymerize

Back 9

To subject a material to the bonding process of two or more monomers.

Front 10

Sedative

Back 10

Having a soothing effect.

Front 11

Smear layer

Back 11

Very thin layer of debris on newly prepared dentin.

Front 12

Thermal

Back 12

Relating to heat.

Front 13

Dissipate

Back 13

To cause something to scatter, or become dispersed, and gradually disappear.

Front 14

Exothermic

Back 14

Characterized by the release of heat from a chemical reaction.

Front 15

Luting agent

Back 15

Cement-type substance used to seal a surface.

Front 16

Provisional

Back 16

Referring to temporary coverage made for crown or bridge preparations and worn during cast preparation.

Front 17

Retard

Back 17

To slow down a process.

Front 18

Spatulate

Back 18

To mix using a spatula-type instrument.

Front 19

Agar

Back 19

Gelatin-type material derived from seaweed.

Front 20

Alginate

Back 20

Irreversible hydrocolloid material used for taking preliminary impressions.

Front 21

Base

Back 21

Foundation or the basic ingredient of a material.

Front 22

Border molding

Back 22

Closer adaptation of impression edges to the mucobuccal fold.

Front 23

Catalyst

Back 23

Substance that modifies or increases the rate of a chemical reaction.

Front 24

Centric

Back 24

Having an object centered, such as maxillary teeth centered over mandibular teeth in correct relation.

Front 25

Colloid

Back 25

A suspension of particles in a dispersion medium such as water, Its two phases are sol and gel.

Front 26

Elastomeric

Back 26

Material having elastic properties from rubber.

Front 27

Extrude

Back 27

To push or force out.

Front 28

Hydro-

Back 28

Prefix meaning "water."

Front 29

Imbibition

Back 29

Absorption of water, causing an object to swell.

Front 30

Occlusal registration

Back 30

Reproduction of a patient's bite with the use of wax or elastomeric material.

Front 31

Syneresis

Back 31

Loss of water, causing something to shrink.

Front 32

Tempering

Back 32

Bringing a material to a desired consistency.

Front 33

Viscous, Viscosity

Back 33

Physical property of fluids related to resistance to flow.

Front 34

Anatomic portion

Back 34

The structural portion of a dental model created from the alginate impression.

Front 35

Articulator

Back 35

Dental laboratory device that simulates mandibular and temporomandibular joint movement when models of the dental arches are attached to it

Front 36

Crystallization

Back 36

Chemical process in which crystals form a structure.

Front 37

Die

Back 37

An accurate replica of the prepared portion of a tooth used in the laboratory during the fabrication of a cast restoration.

Front 38

Dihydrate

Back 38

Relating to gypsum products and indicating two parts of water to one part of calcium sulfate.

Front 39

Dimensionally stable

Back 39

Resistant to changes in width, height, and length.

Front 40

Facebow

Back 40

Portion of articulator used to measure the upper teeth as compared with the temporomandibular joint .

Front 41

Gypsum

Back 41

Mineral used in the formation of plaster of Paris and stone.

Front 42

Hemihydrate

Back 42

Removal of one-half part water to one part of calcium sulfate, forming the powder product of gypsum.

Front 43

Homogenous, homogeneous

Back 43

Having a uniform quality and consistency throughout .

Front 44

Lathe

Back 44

Machine used for cutting or polishing dental appliances.

Front 45

Model

Back 45

Replica of the maxillary and mandibular arches made from an Impression.

Front 46

Monomer

Back 46

A molecule that, when combined with other molecules, forms a polymer.

Front 47

Polymer

Back 47

Compound of many molecules.

Front 48

Slurry

Back 48

Mixture of gypsum and water used in the finishing of models.

Front 49

Volatile

Back 49

Substance that can evaporate easily and is very explosive.