- exaggerated allergic reaction to a foreign protein resulting from previous exposure to it.
Origin of anaphylaxis
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for anaphylaxis
Foreign protein sensitization or anaphylaxis was the basis of Dr. Rutledge's coup.The Sword and the Atopen
Taylor H. Greenfield
The important bearing of anaphylaxis on clinical practice is obvious.
On the basis of these facts it is seen that anaphylaxis is simply another variety of immunity.The Fundamentals of Bacteriology
Charles Bradfield Morrey
He has added an excellent chapter on "Recent Work on Anaphylaxis."
Recent workers with pollens come near the truth in describing hay fever as an anaphylaxis.The Treatment of Hay Fever
George Frederick Laidlaw
- extreme sensitivity to an injected antigen, esp a protein, following a previous injection
C20: from ana- + (pro) phylaxis
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 anaphylaxis
Online Etymology Dictionary, © 2010 Douglas Harper
- Hypersensitivity induced by preliminary exposure to a substance and usually producing a contraction of smooth muscle and a dilation of blood vessels.
- anaphylactic shock
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
- See anaphylactic shock.
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