allergic reaction

1. 1.

   hypersensitivity reaction to a particular allergen; symptoms can vary greatly in intensity

   Synonymsallergy

   Broaderhypersensitivity reaction

   Narrowerfood allergyimmediate allergyserum sicknessdelayed allergy

Questions about allergic reaction

What does allergic reaction mean?

allergic reaction means "hypersensitivity reaction to a particular allergen; symptoms can vary greatly in intensity".

What is another word for allergic reaction?

Close synonyms include allergy. Each sense on this page lists its own synonyms, because a word with several meanings rarely has one substitute that works for all of them.

Is allergic reaction a common word?

allergic reaction is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.