sanity

noun

san·​i·​ty ˈsa-nə-tē 

: the quality or state of being sane

especially : soundness or health of mind

Synonyms

• daylights
• head
• marbles
• mind
• reason
• saneness
• wit(s)

Examples of sanity in a Sentence

People have begun to doubt his sanity.

She is the mother of six children but somehow keeps her sanity.

The sanity of the decision was never in question.

Recent Examples on the Web

For his sanity, Gates was convinced his processes were good processes. —Cj Moore, The Athletic, 19 Feb. 2025

The film, about a young woman’s search for sanity after leaving a psychiatric hospital, will premiere in the festival’s new Berlinale Perspectives section dedicated to first features. —Nick Vivarelli, Variety, 7 Feb. 2025

Some rob us of our most precious possessions: time, energy, sanity. —Fabiola Santiago, Miami Herald, 30 Jan. 2025

Even as European countries put a halt to these procedures for kids, America's medical establishment has refused to return to sanity. —Yaakov Katz, Newsweek, 17 Jan. 2025

Word History

Etymology

Middle English sanite, from Anglo-French sanité, from Latin sanitat-, sanitas health, sanity, from sanus healthy, sane

First Known Use

15th century, in the meaning defined above

Phrases Containing sanity

• lose one's mind/sanity

Rhymes for sanity

• vanity
• christianity
• inhumanity
• humanity
• inanity
• insanity
• profanity
• urbanity

Kids Definition

sanity

noun

san·​i·​ty ˈsan-ət-ē 

: the quality or state of being sane

Medical Definition

sanity

noun

san·​i·​ty ˈsan-ət-ē 

plural sanities

: the quality or state of being sane

especially : soundness or health of mind

Legal Definition

sanity

noun

san·​i·​ty

: the quality or state of being sane compare insanity