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

  • We learnt to know Levantine and Egyptian mentality better than ever.

  • It is characteristic of her mentality that she never attempted to exact it.

  • The results have been largely dependent on the mentality of the investigators.

    Mountain Meditations

    L. Lind-af-Hageby

  • It was not alone my existence and my mentality that I must sacrifice, but my body.


    Henry Morford

  • Blue represents the religious, or spiritual, phase of mentality.

    The Human Aura

    Swami Panchadasi

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

mentality in Medicine




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.