HyperDic: coefficient_of_expansion

English > 1 sense of the expression *coefficient of expansion*:
NOUN	quantity	coefficient of expansion, expansivity	the fractional change in length or area or volume per unit change in temperature at a given constant pressure

English > *coefficient of expansion*: 1 sense > noun 1, quantity
Meaning	The fractional change in length or area or volume per unit change in temperature at a given constant pressure.
Synonym	expansivity
Broader	coefficient	A constant number that serves as a measure of some property or characteristic / characteristic