noun Download 🔗Share 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. Examples : "My sister has a severe allergy to peanuts, so we always check food labels carefully at restaurants. " medicine physiology disease body biology biochemistry organism sensation Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share Any condition of hypersensitivity to a substance. Examples : "My sister has a food allergy to peanuts. " medicine disease condition physiology biology Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share Altered susceptibility to a first treatment as exhibited in reaction to a subsequent one. Examples : "After her first penicillin injection, Sarah developed an allergy, reacting with hives to a second dose. " medicine physiology disease biology Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share An antipathy, as toward a person or activity. Examples : "My younger brother has a strong allergy to loud noises; he finds them very unpleasant. " attitude mind Chat with AIVocabulary GamePractice Reading