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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Tyler sustained third-degree burns on his arm, but remains in stable condition, according to the news station.—
Madison E. Goldberg,
PEOPLE,
23 Oct. 2025
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Higginbotham still managed to be one of the most effective commentators in the Apple TV stable.—
Rustin Dodd,
New York Times,
23 Oct. 2025
Adjective
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This mosaic can lead to experiences such as hypnagogia, lucid dreaming and sleep disorders.—
Yasemin Saplakoglu,
Quanta Magazine,
17 Oct. 2025
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How much the reader should sympathize with Lisa—whether the character whom Harwicz has created is more aptly seen as a wronged person lashing out or as a more lucid villain—also feels unresolved.—
Jessica Winter,
New Yorker,
8 Oct. 2025
Adjective
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One commenter shared with OP that this behavior is normal and that kids can often switch their preference between parents.—
Hannah Sacks,
PEOPLE,
28 Oct. 2025
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Having never worked at a place that wasn’t a scam center, the more experienced among them came to see their jobs as normal.—
Snigdha Poonam,
The Dial,
28 Oct. 2025
Adjective
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Pairing cardio with a balanced, calorie-smart diet is the most effective way to lose weight.—
Heather Jones,
Verywell Health,
28 Oct. 2025
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This combination is a balanced way to enjoy coffee, meet your protein needs, and benefit from nutrient- and antioxidant-rich plant foods.—
Cynthia Sass,
Health,
28 Oct. 2025
Adjective
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Some geomyths, recounted orally over generations, are based on eyewitness experiences, while other accounts are grounded in a keen awareness of local terrains, plus rational and imaginative ideas about the powerful forces of nature.—
Literary Hub,
Literary Hub,
22 Oct. 2025
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Theorists could prove that this will not happen if bidders are rational.—
Emma Burleigh,
Fortune,
21 Oct. 2025
Adjective
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There’s a difference between connection and control, and this lunar phase is here to remind you that true friendship (and healthy group dynamics) doesn’t fear space, evolution or honesty.—
Valerie Mesa,
PEOPLE,
28 Oct. 2025
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Due to their links to better heart and metabolic health, nuts are definitely healthy addition to your diet.—
Simon Spichak,
Health,
28 Oct. 2025
Cite this Entry
“Compos mentis.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/compos%20mentis. Accessed 29 Oct. 2025.
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