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Showing results for of sound mind. Search instead for unsound mind.
Synonyms

of sound mind

American  
[uhv sound mahynd] / əv ˈsaʊnd ˈmaɪnd /

idiom

  1. capable of rational thought and decision making, unimpaired by mental illness, drugs, dementia, etc.; compos mentis.


Etymology

Origin of of sound mind

First recorded in 1605–15

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.

See Examples For:

If she is still of sound mind, she can amend her will and nominate someone else.

From MarketWatch Jul. 28, 2026

Paul did not think his father sought advice, but said he was of sound mind when he signed over his home, paying £3,500 upfront and £211 per year to UWP.

From BBC Jul. 18, 2026

If your friend’s mother has signed legal documents, she must have been of sound mind at the time and done so without undue influence.

From MarketWatch May 25, 2026

While she was of sound mind, she had physical ailments that kept her from walking very far — suggesting she didn’t leave on her own.

From Los Angeles Times Feb. 3, 2026

He defined reliable evidence as one would in a court of law: more than one witness, and the witnesses must be of sound mind, not partial or prejudiced.

From "The Invention of Science" by David Wootton

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