anaphylaxis
[ an-uh-fuh-lak-sis ]
nounPathology.
exaggerated allergic reaction to a foreign protein resulting from previous exposure to it.
Origin of anaphylaxis
1First 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/, adjective
- an·a·phy·lac·ti·cal·ly, adverb
- an·ti·an·a·phy·lac·tic, adjective, noun
- pseu·do·an·a·phy·lac·tic, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024
British Dictionary definitions for anaphylaxis
anaphylaxis
/ (ˌænəfɪˈlæksɪs) /
noun
extreme sensitivity to an injected antigen, esp a protein, following a previous injection
Origin of anaphylaxis
1C20: from ana- + (pro) phylaxis
Derived forms of anaphylaxis
- anaphylactic or anaphylactoid, adjective
- anaphylactically, adverb
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
Scientific definitions for anaphylaxis
anaphylaxis
[ ăn′ə-fə-lăk′sĭs ]
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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