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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:

The difficulty is that this decision can only be made while he is still of sound mind.

From The Wall Street Journal Sep. 1, 2026

This is what we of sound mind and body like to call karma coming a’knockin’.

From Salon Aug. 30, 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 he does not already have a healthcare proxy or healthcare power of attorney, and your brother is not of sound mind, the courts will appoint one for him.

From MarketWatch Feb. 27, 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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