expansivity

[ ek-span-siv-i-tee ]

noun

1. the quality or state of being expansive; expansiveness.
2. Physics. coefficient of expansion.

expansivity

/ ˌɛkspænˈsɪvɪtɪ /

noun

1. the quality of being expansive
2. See coefficient of expansion
   another name for coefficient of expansion

Word History and Origins

Origin of expansivity¹

First recorded in 1830–40; expansive + -ity