antihistamine [ an-ti- his-t uh-meen, -min ] SHOW IPA / ˌæn tɪˈhɪs təˌmin, -mɪn / PHONETIC RESPELLING EXAMPLES | WORD ORIGIN noun . Physiology, Pharmacology any of certain compounds or medicines that neutralize or inhibit the effect of histamine in the body, used chiefly in the treatment of allergic disorders and colds.
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for antihistamines British Dictionary definitions for antihistamines antihistamine / ( ˌæntɪˈhɪstəˌmiːn, -mɪn) / noun any drug that neutralizes the effects of histamine, used esp in the treatment of allergies
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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Word Origin and History for antihistamines
Online Etymology Dictionary, © 2010 Douglas Harper
Medicine definitions for antihistamines antihistamine [ ăn′tē-hĭs ′tə-mēn′, -mĭn ] n. Any of several drugs used to counteract the physiological effects of histamine. Related forms an′ti•his ′ta•mine′ adj.
The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for antihistamines Any of various drugs that relieve cold or allergy symptoms by blocking the action of histamine.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Culture definitions for antihistamines antihistamines [ (an-tee- his-tuh-meenz, an-tee- his-tuh-muhnz) ]
Drugs that counteract the effects of a substance in the body called histamine. The body releases histamine, which causes many of the symptoms associated with
allergies (sneezing, watery eyes, runny nose), in response to external agents such as pollen.
The New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.