Found 2 items, similar to expansivity.
English → English (WordNet) Definition: expansivity expansivity n : the fractional change in length or area or volume per unit change in temperature at a given constant pressure [syn: coefficient of expansion]
English → English (gcide) Definition: expansivity expansivity \expansivity\ n. 1. the fractional change in length or area or volume per unit change in temperature at a given constant pressure. Syn: coefficient of expansion. [WordNet 1.5]