compos mentis

adjective
com·​pos men·​tis | \ ˈkäm-pəs-ˈmen-təs How to pronounce compos mentis (audio) \

Definition of compos mentis

: of sound mind, memory, and understanding

Keep scrolling for more

Examples of compos mentis in a Sentence

went to court to prove that her grandmother was no longer compos mentis and needed a legal guardian

First Known Use of compos mentis

1616, in the meaning defined above

History and Etymology for compos mentis

Latin, literally, having mastery of one's mind

Keep scrolling for more

Learn More about compos mentis

Time Traveler for compos mentis

Time Traveler

The first known use of compos mentis was in 1616

See more words from the same year

Statistics for compos mentis

Cite this Entry

“Compos mentis.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/compos%20mentis. Accessed 1 Oct. 2020.

Keep scrolling for more

More Definitions for compos mentis

compos mentis

adjective
com·​pos men·​tis | \ ˌkäm-pə-ˈsment-əs How to pronounce compos mentis (audio) \

Medical Definition of compos mentis

: of sound mind, memory, and understanding

compos mentis

adjective
com·​pos men·​tis | \ ˈkäm-pəs-ˈmen-təs, ˈkȯm-pȯs-ˈmen-tis How to pronounce compos mentis (audio) \

Legal Definition of compos mentis

History and Etymology for compos mentis

Latin, literally, having possession of one's mind

More from Merriam-Webster on compos mentis

Thesaurus: All synonyms and antonyms for compos mentis

Comments on compos mentis

What made you want to look up compos mentis? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

Test Your Vocabulary

Challenging Vocabulary Quiz Returns!

  • stylized drawing of woman pole vaulting across gap to get trophy
  • Which is a synonym of fuliginous?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Citation

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!