pertaining to or having an allergy. allergic reaction a local or general reaction characterized by altered reactivity of the animal body to an antigenic substance;

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Relating to any response stimulated by an allergen.

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1. Of, characterized by, or caused by an allergy: an allergic reaction to airborne pollen. 2. Having an allergy: allergic children; highly allergic to penicillin. 3. Informal Having a dislike; averse: allergic to work.

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1. Of, characterized by, or caused by an allergy: an allergic reaction to airborne pollen. 2. Having an allergy: allergic children; highly allergic to penicillin. 3. Informal Having a dislike; averse: allergic to work. 1. Of, characterized by, or caused by an allergy: an allergic reaction to airborne pollen.

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