mental

1
[ men-tl ]
/ ˈmɛn tl /

adjective

noun

Informal. a person with a psychological disorder: a fascist group made up largely of mentals.

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Origin of mental

1
1375–1425; late Middle English < Late Latin mentālis, equivalent to Latin ment- (stem of mēns) mind + -ālis -al1

Definition for mental (2 of 2)

mental2
[ men-tl ]
/ ˈmɛn tl /

adjective

of or relating to the chin.

Origin of mental

2
1720–30; < Latin ment(um) the chin (see mentum) + -al1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for mental

British Dictionary definitions for mental (1 of 2)

mental1
/ (ˈmɛntəl) /

adjective

of or involving the mind or an intellectual process
occurring only in the mindmental calculations
affected by mental illnessa mental patient Preferred form: psychiatric
concerned with care for persons with mental illnessa mental hospital Preferred form: psychiatric
slang insane

Derived forms of mental

mentally, adverb

Word Origin for mental

C15: from Late Latin mentālis, from Latin mēns mind

British Dictionary definitions for mental (2 of 2)

mental2
/ (ˈmɛntəl) /

adjective

anatomy of or relating to the chinAlso: genial

Word Origin for mental

C18: from Latin mentum chin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012