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[bes-chee-al-i-tee, bees-] /ˌbɛs tʃiˈæl ɪ ti, ˌbis-/
noun, plural bestialities.
brutish or beastly character or behavior; beastliness.
indulgence in beastlike appetites, instincts, impulses, etc.
an instance of bestial character or behavior.
sexual relations between a person and an animal; sodomy.
1350-1400; Middle English bestial(i)te (< Anglo-French, Middle French) < Medieval Latin bēstiālitās. See bestial, -ity Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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British Dictionary definitions for bestiality


noun (pl) -ties
bestial behaviour, character, or action
sexual activity between a person and an animal
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 bestiality

late 14c., "the nature of beasts," from bestial + -ity. Meaning "indulgence in beastly instincts" is from 1650s; sense of "sexual activity with a beast" is from 1611 (KJV).

Online Etymology Dictionary, © 2010 Douglas Harper
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bestiality in Medicine

bestiality bes·ti·al·i·ty (běs'chē-āl'ĭ-tē, bēs'-)

  1. The quality or condition of being an animal or like an animal.

  2. Conduct or an action marked by depravity or brutality.

  3. Sexual relations between a human and an animal.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Encyclopedia Article for bestiality

sexual relations between a human being and an animal. Although the practice is illegal in most countries, occasional zoophilic encounters are fairly common, especially in rural areas, where 17 percent of U.S. males in the Kinsey report of 1948 acknowledged sexual experience with animals at least once. Sexual contacts between women and animals occur less frequently.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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