Allergy

Definitions

1. A disorder of the immune system causing adverse reactions to substances (allergens) not harmful to most and marked by the body's production of histamines and associated with atopy, anaphylaxis, and asthma; any condition of hypersensitivity to a substance.
   broadly
2. Specifically, hypersensitivity of class I in the modern classification thereof: the immunoglobulin E–mediated type.
   broadly
3. An antipathy, as toward a person or activity.
   figuratively, informal

Equivalents

Examples

“He has an allergy to reality TV.”

CEFR level