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coefficient of thermal expansion
coefficient of thermal expansion[¦kō·ə′fish·ənt əv ′thər·məl ik′span·shən] (thermodynamics) coefficient of cubical expansion coefficient of expansionThe change in dimension of a material per unit of dimension per degree change in temperature.coefficient of thermal expansion
coefficient of thermal expansionThe change in the dimensions of a material when its temperature is raised 1°C. In dentistry, if the relative expansion and contraction of restorative materials, casts, or appliances are not accounted for, the patient may have problems with improper fitting, microleakage, or adhesive debonding. See also: coefficientAcronymsSeecenter of the earth |