expansivity

American

[ek-span-siv-i-tee] / ˌɛk spænˈsɪv ɪ ti /

noun

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

expansivity British

/ ˌɛkspænˈsɪvɪtɪ /

noun

the quality of being expansive
another name for coefficient of expansion

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of expansivity

First recorded in 1830–40; expansive + -ity

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023