Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

extensity

noun ex·ten·si·ty \ ik-ˈsten(t)-sə-tē \

Definition of extensity

plural extensities
1 a : the quality of having extension
b : degree of extension : range
2 : an attribute of sensation whereby space or size is perceived

First Known Use of extensity

circa 1834

in the meaning defined at sense 1a

See Words from the same year
NEW! Time Traveler

Seen and Heard

What made you want to look up extensity? Please tell us where you read or heard it (including the quote, if possible).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games