Definition of allergic reaction Allergic reaction
We found 1 definitions of allergic reaction from 1 different sources.
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What does allergic reaction mean?
WordNet
Noun |
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| allergic reaction - hypersensitivity reaction to a particular allergen; symptoms can vary greatly in intensity | ||
| allergy | ||
| 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 | ||
| food allergy allergic reaction to a substance ingested in food | ||
| atopic allergy, atopy, immediate allergy, type i allergic reaction an allergic reaction that becomes apparent in a sensitized person only minutes after contact | ||
| serum disease, serum sickness a delayed allergic reaction to the injection of an antiserum caused by an antibody reaction to an antigen in the donor serum | ||
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