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[proh-kliv-i-tee] /proʊˈklɪv ɪ ti/
noun, plural proclivities.
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
bent, leaning, disposition.
aversion. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for proclivities
Historical Examples
  • It now remains for some inventor of Einsteinian proclivities to devise one in several dimensions!

    Mazes and Labyrinths W. H. Matthews
  • He had been a clown at a theatre, and still retained some of the proclivities of the boards.

    Mystic London: Charles Maurice Davies
  • One man, who sent most frequently, had a nose that betrayed his proclivities, and to him this woman paid considerable attention.

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

  • But the most decided changes are at the same time going on, little by little, in the instincts and proclivities of the subject.

  • It takes into account the child's view-point, his proclivities and his emotions.

    Educational Toys Louis C. Petersen
  • Mistress Peggy, I see that despite your Whig 219 proclivities you know the wisdom of having a friend among the enemy.

    Peggy Owen at Yorktown Lucy Foster Madison
  • Most of my neighbors had known me as an officer of the army with Whig proclivities.

  • I soon became convinced that the European proclivities of the Canton girls went much further than this.

    Ti-Ping Tien-Kwoh Augustus F. Lindley
  • Lucian, when he heard of Angelina's Spanish proclivities, laughed heartily.

    Brenda's Ward Helen Leah Reed
British Dictionary definitions for proclivities


noun (pl) -ties
a tendency or inclination
Word Origin
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
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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
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