MOD E Unit-2 RDA 310 TERMINOLOGY FINAL 50-word EXAM Jan. 2018

Exothermic

To give off hear, as in a chemical reaction.

Eugenol

A colorless liquid made for the oil of cloves and is used for its healing properties.

Spherical

Round or circular in appearance.

Etchant

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

Retention

The cut of holding something by means of adhesion, or mechanical locking, or both.

Auto-cured

Hardened or set by a chemical reaction of two materials.

Esthetic

Artistically pleasing and beautiful in appearance.

Polymerize

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

Embrasure

Triangular in a gingival direction between the proximal surfaces of two adjoining teeth in contact.

Spatulate

To mix, using a spatula or spatula-type instrument.

Dissipate

To cause something to scatter, or to become dispersed.

Desiccate

To dry out.

Debridement

To clean out or remove carious material from the cavity preparation.

Cured

Preserved or finished by a chemical or physical process.

Coupling agent

A agent that strengthens resin by bonding fillers to the resin matrix.

Ceramic

Hard, brittle hear and corrosive-resistant material, such as clay.

Hybrid

Material that produces a similar outcome to its natural counterpart.

Strain

Distortion or change produced as a result of stress.

Restorative

To restore or bring back to its natural appearance.

Palodent

Small oval-shaped stainless steel matrix used.

Micromechanical

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

Trituration

The process by which mercury and an alloy are mixed together to form amalgam.

Malleability

The ability of a material to withstand permanent deformation under compressive stress without sustaining permanent damage.

Palliative

Providing relief, but not a cure.

Universal retainer

Dental device used to hold a matrix band.

Overhang

Excessive restorative material that extends beyond the cavity margin.

Wedge

Plastic or wooden triangular devices placed interproximally to provide contour.

Obliterating

Removing something completely.

Tarnish

To become or cause metal to become dull.

Pestle

An object that is moved vertically to grind or pulverize a material.

Viscosity

Physical property to fluids responsible for resistance to flow; how thick or thin a substance is.

Luting agent

Cement-type substance used to seal a surface.

Microleakage

Microscopic space located at the interface of the tooth structure and the sealant or restoration.

Platinum

Silver-white noble metal that does not corrode when exposed to oxygen.

Liner

A thin layer material placed at the deepest portion of the prep to stimulate the pulp for growth of dentin.

Palladium

Soft, steel-white, tarnish-resistant metal that occurs naturally with platinum.

Insulating

Preventing the passage of heat or electricity.

Porcelain

Hard, white ceramic material fabricated by firing and then glazing it to match the tooth color.

Auto-Matrix

Matrix system designed to establish a temporary wall for tooth restoration without the use of a Tofflemire.

Galvanic

An electrical current that takes place when two dissimilar metals come together.

Homogeneous

Having a uniform quality and consistency throughout.

Amalgam

An alloy, with one of the constituents being mercury.

Sedative

Having a calming or soothing effect.

Provisional

Temporary coverage made from crown or bridge preparations and worn during cast preparations.

Alloy

A mixture of two or more metals that are dissolved with each other when a liquid state.

Smear layer

A very thin layer of debris on newly prepared dentin.

Celluloid strip

Clear plastic strip used to provide a temporary wall for the restoration of an anterior tooth.

Thermal

Relating to heat.

Filler

Inorganic material that adds strength and other characteristics to composite resins.

Stress

Internal reaction or resistance to an externally applied force.