[ uh-vur-zhuhn, -shuhn ]
/ əˈvɜr ʒən, -ʃən /


a strong feeling of dislike, opposition, repugnance, or antipathy (usually followed by to): a strong aversion to snakes and spiders.
a cause or object of dislike; person or thing that causes antipathy: His pet aversion is guests who are always late.
Obsolete. the act of averting; a turning away or preventing.

Nearby words

  1. averroes,
  2. averroism,
  3. averroës,
  4. averse,
  5. aversely,
  6. aversion therapy,
  7. aversive,
  8. aversive conditioning,
  9. avert,
  10. avertin

Origin of aversion

1590–1600; < Latin āversiōn- (stem of āversiō), equivalent to āvers(us) turned away (see averse) + -iōn- -ion


Synonym study

1. Aversion, antipathy, loathing connote strong dislike or detestation. Aversion is an unreasoning desire to avoid that which displeases, annoys, or offends: an aversion to (or toward ) cats. Antipathy is a distaste, dislike, or disgust toward something: an antipathy toward (or for ) braggarts. Loathing connotes a combination of hatred and disgust, or detestation: a loathing for (or toward ) hypocrisy, a criminal.

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for aversion-to


/ (əˈvɜːʃən) /


(usually foll by to or for) extreme dislike or disinclination; repugnance
a person or thing that arouses thishe is my pet aversion
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 aversion-to



"a turning away from," 1590s; figurative sense of "mental attitude of repugnance" is from 1650s, from Middle French aversion and directly from Latin aversionem (nominative aversio), noun of action from past participle stem of aversus "turned away, backwards, behind, hostile," itself past participle of avertere (see avert). Earlier in the literal sense of "a turning away from" (1590s). Aversion therapy in psychology is from 1950.

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for aversion-to


[ ə-vûrzhən ]


A fixed, intense dislike; repugnance, as of crowds.
A feeling of extreme repugnance accompanied by avoidance or rejection.

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