• synonyms


See more synonyms for allergic on Thesaurus.com
  1. of or relating to allergy: an allergic reaction to wool.
  2. having an allergy.
  3. Informal. having a strong dislike or aversion: He's allergic to most modern music.
Show More

Origin of allergic

First recorded in 1910–15; allerg(y) + -ic
Related formsun·al·ler·gic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words


Examples from the Web for allergic

Contemporary Examples

Historical Examples

  • We were allergic to women from their nylon hose to their face powder.


    Lyn Venable

  • They're allergic to the critters, the trees, the natives—to everything here.

    Sugar Plum

    Reginald Bretnor

  • Others have allergic reactions to certain foods; some allergic reactions appear to be subtle, affecting a person's moods.

  • He also was allergic to nearly everything and was always sneezing at the wrong time, just when we were supposed to be quiet.

  • Lindsay had seen too much of allergic reactions since reaching Earth not to know he was looking at another.

    The Ambassador

    Samuel Kimball Merwin

British Dictionary definitions for allergic


  1. of, relating to, having, or caused by an allergy
  2. (postpositive foll by to) informal having an aversion (to)he's allergic to work
Show More
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 allergic


1911, from allergy + -ic; cf. French allergique (1906). Figurative use, "antipathetic, repulsed" is from 1936.

Show More
Online Etymology Dictionary, © 2010 Douglas Harper

allergic in Medicine


  1. Of, caused, or characterized by an allergy.
  2. Having an allergy or exhibiting an allergic reaction to a substance.
Show More
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.