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7 Essential Words of Fall

compo

[kom-poh] /ˈkɒm poʊ/
noun, plural compos.
1.
composition material.
Origin
by shortening; cf. -o

non compos mentis

[nohn kohm-pohs men-tis; English non kom-puh s men-tis] /ˈnoʊn ˈkoʊm poʊs ˈmɛn tɪs; English ˈnɒn ˈkɒm pəs ˈmɛn tɪs/
Latin.
1.
not of sound mind; mentally incapable of managing one's affairs.

compos mentis

[kohm-pohs men-tis; English kom-puh s-men-tis] /ˈkoʊm poʊs ˈmɛn tɪs; English ˈkɒm pəsˈmɛn tɪs/
adjective
1.
Latin. sane; mentally sound.
Origin
literally, being in full possession of one's mind
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for compos

compo

/ˈkɒmpəʊ/
noun (pl) -pos
1.
a mixture of materials, such as mortar, plaster, etc
2.
(Austral & NZ, informal) compensation, esp for injury or loss of work
adjective
3.
(military) intended to last for several days: compo rations, a compo pack
Word Origin
short for composition, compensation, composite

compos mentis

/ˈkɒmpəs ˈmɛntɪs/
adjective
1.
(postpositive) of sound mind; sane

non compos mentis

/ˈnɒn ˈkɒmpəs ˈmɛntɪs/
adjective
1.
mentally incapable of managing one's own affairs; of unsound mind
Word Origin
Latin: not in control of one's mind
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for compos

non compos mentis

Latin, literally "not master of one's mind."

compos mentis

Latin, literally "in command of one's mind;" from compos "having the mastery of," from com- "with" (see com-) + stem of potis "powerful, master" (see potent); + mentis, genitive of mens "mind" (see mind (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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compos in Medicine

compos mentis com·pos men·tis (kŏm'pəs měn'tĭs)
adj.
Of sound mind; sane.

non compos mentis non com·pos men·tis (nŏn kŏm'pəs měn'tĭs)
adj.
Not of sound mind and hence not legally responsible; mentally incompetent.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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compos in Culture
non compos mentis [(non kom-puhs men-tis)]

A phrase used to describe someone who is out of his or her mind and therefore not legally responsible for his or her actions: “It was determined by the court that the killer was non compos mentis.” From Latin, meaning “not having control of the mind.”

The American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Related Abbreviations for compos

compo

composition material
The American Heritage® Abbreviations Dictionary, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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