anaphylaxis: Meaning and Definition of

an•a•phy•lax•is

Pronunciation: (an"u-fu-lak'sis), [key]
— n. Pathol.
  1. exaggerated allergic reaction to a foreign protein resulting from previous exposure to it.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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