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
Synonyms & Similar Words
Relevance
Antonyms & Near Antonyms
Example Sentences
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
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
-
Emergency medical services transported the victims to the hospital in stable condition.—
Thao Nguyen,
USA Today,
8 June 2026
-
As the aircraft moves backward, the pilot starts each of the primary engines and brings them up to a stable idle.—
David Szondy
June 07,
New Atlas,
7 June 2026
Adjective
-
Broken down into five lucid chapters, the letter argues against a robotic future, and for a socially just one.—
Brittany Allen,
Literary Hub,
26 May 2026
-
After the disturbing death of Reverend Bryce at the end of last week’s episode of Widow’s Bay, Tom, Wyck, and Patricia search his office for clues that might explain why this seemingly lucid man of the cloth suddenly hung himself.—
Jen Chaney,
Vulture,
20 May 2026
Adjective
-
Jabbing pain and constant malaise followed him for years, but regular blood tests always came back normal — until one day a specialist thought to ask something new.—
Rachel Zimmerman,
Washington Post,
6 June 2026
-
Although resuming his normal testosterone dosage shortly after the procedure, Kenny’s menstrual cycle started to return.—
Tereza Shkurtaj,
PEOPLE,
6 June 2026
Adjective
-
The Best Summer Fruits With Protein Fruits are, of course, necessary to a balanced diet, with some selections, like citrus, rich in vitamin C, and others, including bananas, high in potassium.—
Randi Gollin,
Martha Stewart,
10 June 2026
-
Regular maintenance like balanced watering and soil care helps prevent brown patches.—
Rebecca Jones,
Southern Living,
10 June 2026
Adjective
-
For most of investing history, that discomfort was rational.—
Ethan Stone,
USA Today,
29 May 2026
-
For all the prior cinematic depictions of storming bunkers and camaraderie under fire, Pressure offers us the quiet heroism of rational restraint in the figure of James Stagg, who weathered his inner storms and bore the courage to be disliked.—
Daniel Jonah Wolpert,
NPR,
29 May 2026
Adjective
-
Swanson is a healthy player, Counsell said, and the manager wound up subbing him in as the automatic runner at second base for Saturday’s 10th inning against the San Francisco Giants.—
Patrick Mooney,
New York Times,
7 June 2026
-
Designed to help support healthier teeth, better sleep, and less jaw discomfort, ClearClub makes preventative dental care simple, convenient and more affordable.—
ABC News,
ABC News,
6 June 2026
Cite this Entry
“Compos mentis.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/compos%20mentis. Accessed 11 Jun. 2026.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
