Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun anaphylaxis

1 sense of anaphylaxis

Sense 1
anaphylaxis -- (hypersensitivity reaction to the ingestion or injection of a substance (a protein or drug) resulting from prior contact with a substance)
       => hypersensitivity reaction -- (an inappropriate and excessive reaction to an allergen (as pollen or dust or animal hair or certain foods); severity ranges from mild allergy to severe systemic reactions leading to anaphylactic shock)