Definitions for expansivity

Overview of noun expansivity

The noun expansivity has 3 senses? (no senses from tagged texts)

1. coefficient of expansion, expansivity

(the fractional change in length or area or volume per unit change in temperature at a given constant pressure)

2. expansiveness, expansivity

(a quality characterized by magnificence of scale or the tendency to expand; "the expansiveness of their extravagant life style was soon curtailed")

3. effusiveness, expansiveness, expansivity

(a friendly open trait of a talkative person)