as in stable
having full use of one's mind and control over one's actions
went to court to prove that her grandmother was no longer compos mentis and needed a legal guardian
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Recent Examples of compos mentis
Second, and more important, while Biden’s voice may be faltering, and some of his sentences rest incomplete, there is little question which candidate is less compos mentis than the other.
—
Jack Rakove, Chicago Tribune, 18 July 2024
Too a Real President meeting yesterday largely succeeded in its immediate goal: News coverage showed Trump in the act of president-ing with the air of a man who is, if not a stable genius, at least compos mentis.
—Jonathan Chait, Daily Intelligencer, 10 Jan. 2018
Jack Rakove, Chicago Tribune, 18 July 2024
Too a Real President meeting yesterday largely succeeded in its immediate goal: News coverage showed Trump in the act of president-ing with the air of a man who is, if not a stable genius, at least compos mentis.
—Jonathan Chait, Daily Intelligencer, 10 Jan. 2018
Recent Examples of Synonyms for compos mentis
Adjective
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Coaching is stable under Jon Scheyer, who starts his fourth season after replacing the legendary Mike Krzyzewski.—
Kilty Cleary,
MSNBC Newsweek,
5 Nov. 2025
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The fund aims to support original game projects from the R&D phase with early-stage capital, offering Taiwanese development teams stable financial backing and professional guidance to transform their ideas into internationally competitive original IPs.—
Liz Shackleton,
Deadline,
5 Nov. 2025
Adjective
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By the parable-like broadness of its belief that love is the only thing lucid enough to see through an Orwellian assault on reality.—
David Ehrlich,
IndieWire,
28 Oct. 2025
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And for those with certain mental health conditions, lucid dreaming on your own can sometimes make the condition worse.—
Hannah Yasharoff,
USA Today,
28 Oct. 2025
Adjective
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Delays start to increase On Day 31 of the 2019 shutdown, 10% of TSA workers called in sick - triple the normal absence rate.—
Doyinsola Oladipo,
USA Today,
4 Nov. 2025
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Even though there were rumors about layoffs the day before, everything had seemed relatively normal.—
Lea Chen,
CNBC,
4 Nov. 2025
Adjective
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Their reach and impact collectively are far more effective and balanced than the self-righteous media who chose to self-deport from the Pentagon.—
Adeola Adeosun,
MSNBC Newsweek,
4 Nov. 2025
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The result is a ski that is balanced and stable, with enough backbone for the experts yet enough forgiveness for intermediates.—
Kimberly Beekman,
Outside,
4 Nov. 2025
Adjective
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Eggers' stunning visuals and meticulous pace draw viewers into their increasingly desperate mania, gradually wedging open the door between rational interpretation and supernatural inescapability.—
Dennis Perkins,
Entertainment Weekly,
31 Oct. 2025
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The results showed that the chimps’ decisions aligned with rational patterns of belief revision.—
Aamir Khollam,
Interesting Engineering,
30 Oct. 2025
Adjective
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Air frying is healthier, faster, and doesn't splatter grease all over your kitchen.—
Brandee Gruener,
Southern Living,
3 Nov. 2025
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Even when participants’ average blood pressure seemed healthy, those with the most erratic readings — combined with stiffer arteries — showed telltale signs of brain aging, the study found.—
Khloe Quill,
FOXNews.com,
3 Nov. 2025
Cite this Entry
“Compos mentis.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/compos%20mentis. Accessed 9 Nov. 2025.
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