anaphylaxis
[ an-uh-fuh-lak-sis ]
/ ˌæn ə fəˈlæk sɪs /
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noun Pathology.
exaggerated allergic reaction to a foreign protein resulting from previous exposure to it.
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Origin of anaphylaxis
First recorded in 1905–10; ana- + (pro)phylaxis
OTHER WORDS FROM anaphylaxis
an·a·phy·lac·tic [an-uh-fuh-lak-tik], /ˌæn ə fəˈlæk tɪk/, adjectivean·a·phy·lac·ti·cal·ly, adverban·ti·an·a·phy·lac·tic, adjective, nounpseu·do·an·a·phy·lac·tic, adjectiveWords nearby anaphylaxis
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
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British Dictionary definitions for anaphylaxis
anaphylaxis
/ (ˌænəfɪˈlæksɪs) /
noun
extreme sensitivity to an injected antigen, esp a protein, following a previous injection
Derived forms of anaphylaxis
anaphylactic or anaphylactoid, adjectiveanaphylactically, adverbWord Origin for anaphylaxis
C20: from ana- + (pro) phylaxis
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Medical definitions for anaphylaxis
anaphylaxis
[ ăn′ə-fə-lăk′sĭs ]
n. pl. an•a•phy•lax•es (-lăk′sēz)
Hypersensitivity induced by preliminary exposure to a substance and usually producing a contraction of smooth muscle and a dilation of blood vessels.
anaphylactic shock
Other words from anaphylaxis
an′a•phy•lac′tic (-lăk′tĭk) adj.The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Scientific definitions for anaphylaxis
anaphylaxis
[ ăn′ə-fə-lăk′sĭs ]
See anaphylactic shock.
The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.