allergic reaction
hypersensitivity reaction to a particular allergen; symptoms can vary greatly in intensity • Syn: allergy • Derivationally related forms: allergic (for: allergy), allergist (for: allergy) • Hypernyms: hypersensitivity reaction • Hyponyms: food allergy, immediate allergy, atopy, atopic allergy, type I allergic reaction, serum sickness, serum disease, delayed allergy, type IV allergic reaction
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