allergic reaction

Từ điển Oxford Learners Wordfinder Dictionary

noun

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