noun, plural men·tal·i·ties.

mental capacity or endowment: a person of average mentality.
the set of one's mind; view; outlook: a liberal mentality.

Origin of mentality

First recorded in 1685–95; mental1 + -ity
Related formssu·per·men·tal·i·ty, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for mentality

Contemporary Examples of mentality

Historical Examples of mentality

  • He is superior in mentality to the horse, the dog, and even the gray wolf.

    The Grizzly

    Enos A. Mills

  • Then his magnetism, like a band of pirates, swarmed aboard of the other's mentality.

    The Lightning Conductor Discovers America

    C. N. (Charles Norris) Williamson and A. M. (Alice Muriel) Williamson

  • If he has his health and mentality any actor under seventy has one punch left.

    Nat Goodwin's Book

    Nat C. Goodwin

  • Disease weakened his physique, weakened his mentality, yet he fought life to its dull end.


    James Huneker

  • The thought that you allow to enter your mentality and become active there, later becomes externalized.

    Carmen Ariza

    Charles Francis Stocking

British Dictionary definitions for mentality


noun plural -ties

the state or quality of mental or intellectual ability
a way of thinking; mental inclination or characterhis weird mentality
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

Word Origin and History for mentality

1690s, from mental (adj.) + -ity.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for mentality




The sum of a person's intellectual capabilities or endowment.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.