KEY TERMS ( chpt: 43 ) Flashcards
Restorative & Esthetic Dental Materials
Adhere
To stick or glue two or more items together.
Alloy
two or more metallic elements when in the fluid state.
amalgam
a silver tooth filling material
made from an alloy, with one of the elements being mercury
auto-cured
hardening or setting by a chemical reaction of two materials
ceramic
clay-type material that is a hard, brittle, and heat- and corrosive -resistant material.
coupling agent
substance of two dissimilar materials that provides a chemical bond
cured
a chemical or physical process of a dental material setting
dual-cured
light-cure and auto-cure properties ina composite resin
esthetic
to be artistically pleasing or have an attractive appearance
filler
inorganic materials that adds strength and other characteristics to composite resins.
force
any push or pull on an object
galvanic
an electrical current that takes place when two different or dissimilar metals come together
gold
a soft, yellow metal used in the making of indirect restorations
malleability
the ability of a permanent material distortion under compressive stress
matrix
foundation that binds a substance together;
microleakage
a microscopic space between the tooth and the restorative material where a passage of bacteria and oral fluids can pass
Palladium
soft, steel -white, tarnish- resistant metal that occurs naturally with platinum.
percolation
the process of a liquid substance slowly passing through a porous substance like a filter
pestle
a tool or object with a rounded end used to pound or crush a material.
platinum
silver-white noble metal that does not corrode in air .
Strain
distortion or change produced as a result of stress.
Porcelain
hard, white, translucent ceramic material made by baking and then glazing it to match the natural color
Restorative
to restore or bring back to its natural appearance
Stress
Internal reaction or resistance to an externally applied force
Spherical
round
Retention
Holding something by means of adhesive or mechanical locking, or both
Viscosity
Physical property of fluids that are thick or semifluid.
Tarnish
the loss of Luster from exposure to air and moisture
Wetting
Covering or soaking something with a liquid
irregular
not straight, uniform, or symmetric.
