Definitions

sane

[seyn] / seɪn /

ADJECTIVE

mentally sound; reasonable

Synonyms

STRONGEST

balanced fair-minded healthy intelligent levelheaded logical lucid normal prudent rational sensible sober wise

WEAK

all there both oars in water commonsensical compos mentis discerning fit having all marbles in one's right mind judicious moderate of sound mind oriented playing with full deck right right-minded sagacious sage sapient self-possessed sound steady together well

Antonyms

STRONGEST

foolish irrational stupid unbalanced unintelligent unrealistic unreasonable unwise

WEAK

crazy insane unsound unstable

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"No sane person would bring their greatest strength to the negotiating table," it said.

From Barron's • Jun. 13, 2026

Our garbage, he’s convinced, “speaks to us,” and in its honesty he finds the relief that keeps him sane in the bosom of squalor.

From The Wall Street Journal • Jun. 12, 2026

What kept them sane was talking among themselves about memories of their past lives, Rumyantsev recalled.

From Barron's • May 8, 2026

So we’ve curated a handful of free wellness activities for the month of May to keep you stretched, sane and grounded.

From Los Angeles Times • Apr. 29, 2026

Or was he sane, fully understanding the consequences of shooting Garfield?

From "Ambushed!" by Gail Jarrow

Vocabulary lists containing sane

Tears of a Tiger

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P.S. Be Eleven

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Unit 1: Vocabulary from Readings 2

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