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antihistamine

[an-ti-his-tuh-meen, -min] /ˌæn tɪˈhɪs təˌmin, -mɪn/
noun, Physiology, Pharmacology
1.
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.
Origin
1930-1935
1930-35; anti- + histamine
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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Examples from the web for antihistamines
  • Secondgeneration antihistamines do not have a useful effect on colds.
British Dictionary definitions for antihistamines

antihistamine

/ˌæntɪˈhɪstəˌmiːn; -mɪn/
noun
1.
any drug that neutralizes the effects of histamine, used esp in the treatment of allergies
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 antihistamines

antihistamine

n.

1933, from anti- + histamine.

Online Etymology Dictionary, © 2010 Douglas Harper
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antihistamines in Medicine

antihistamine an·ti·his·ta·mine (ān'tē-hĭs'tə-mēn', -mĭn)
n.
Any of several drugs used to counteract the physiological effects of histamine.


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.
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antihistamines in Science
antihistamine
  (ān'tē-hĭs'tə-mēn')   
Any of various drugs that relieve cold or allergy symptoms by blocking the action of histamine.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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antihistamines in Culture
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 American Heritage® New Dictionary of Cultural Literacy, Third Edition
Copyright © 2005 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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