noun, plural pro·cliv·i·ties.

natural or habitual inclination or tendency; propensity; predisposition: a proclivity to meticulousness.

Origin of proclivity

1585–95; < Latin prōclīvitās tendency, literally, a steep descent, steepness, equivalent to prōclīv(is) sloping forward, steep (prō- pro-1 + clīv(us) slope + -is adj. suffix) + -itās -ity

Synonyms for proclivity

Antonyms for proclivity Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for proclivities

Historical Examples of proclivities

  • My proclivities are entirely aristocratic: I have no power of assimilation with the canaille.

    Henry Dunbar

    M. E. Braddon

  • He had been a clown at a theatre, and still retained some of the proclivities of the boards.

    Mystic London:

    Charles Maurice Davies

  • She even learned how to conceal her proclivities, but she was none the better for that.

    The Red Lottery Ticket

    Fortun Du Boisgobey

  • This suited me much better, as it enabled me to indulge in my proclivities.

  • Your nature is large, social in its proclivities, and has great needs.


    Mrs. Harriet A. Adams

British Dictionary definitions for proclivities


noun plural -ties

a tendency or inclination

Word Origin for proclivity

C16: from Latin prōclīvitās, from prōclīvis steep, from pro- 1 + clīvus a slope
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 proclivities



1590s, from Middle French proclivité or directly from Latin proclivitatem (nominative proclivitas) "a tendency, predisposition, propensity," from proclivis "prone to," literally "sloping, inclined," from pro- "forward" (see pro-) + clivus "a slope," from PIE *klei-wo-, suffixed form of *klei "to lean" (see lean (v.)).

Online Etymology Dictionary, © 2010 Douglas Harper