GRE allergy Definition A sensitive reaction to a particular substance or thing Example "Her allergy caused swelling and itching in her skin." Sign in to save GRE Quiz → ← allergic alleviate → Study tips featuring "allergy" Write GRE Words Into Your Own Sentences Related words GRE swill GRE taper GRE testy GRE abacus SAT abase GRE abash GRE abate GRE abbreviate GRE abbreviation SAT abdicate SAT abdomen GRE abduct