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.

"It keeps me sane, keeps my mind at ease," he said.

From BBC • Mar. 19, 2026

Is there a way to stay sane and committed in a role you would rather ditch while waiting for a new chance to come around?

From Barron's • Feb. 7, 2026

Hilton, a former Fox News host, wrote in an email that “every sane person is horrified by the scenes of chaos and lawlessness in Minneapolis, and most of all that people are getting killed.”

From Los Angeles Times • Jan. 28, 2026

In a sane country, that guy would be right.

From Salon • Jan. 14, 2026

I knew that if weren’t for Faizah working with me, supporting me, and keeping me sane in the midst of all the craziness, I wouldn’t be in Rio.

From "Proud" by Ibtihaj Muhammad

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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