[bes-chee-al-i-tee, bees-]
See more synonyms for bestiality on
noun, plural bes·ti·al·i·ties.
  1. brutish or beastly character or behavior; beastliness.
  2. indulgence in beastlike appetites, instincts, impulses, etc.
  3. an instance of bestial character or behavior.
  4. sexual relations between a person and an animal; sodomy.

Origin of bestiality

1350–1400; Middle English bestial(i)te (< Anglo-French, Middle French) < Medieval Latin bēstiālitās. See bestial, -ity Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for bestiality

Historical Examples of bestiality

  • Bestiality of life was once common enough to attract no attention.

    The Meaning of Evolution

    Samuel Christian Schmucker

  • Bestiality; fifteen years penal servitude; conspiracy by servant girl, he says.

    The Criminal

    Havelock Ellis

  • They are as deep as Bestiality, cunning and strong, cowering in the shadow of the sacred wood.

    King of Camargue

    Jean Aicard

  • Bestiality is not rare in women who are also subject to this filthy, obnoxious and degenerative practice.

British Dictionary definitions for bestiality


noun plural -ties
  1. bestial behaviour, character, or action
  2. 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

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

bestiality in Medicine


[bĕs′chē-ălĭ-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.