noun🔗ShareA 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."My son has severe allergies to peanuts, so we always check the ingredients in his school lunch. "medicinephysiologydiseasebodyorganismChat with AIVocabulary GamePractice Reading
noun🔗ShareAny condition of hypersensitivity to a substance."My allergies to pollen make it hard to enjoy the spring flowers. "medicinediseaseconditionphysiologybiologyChat with AIVocabulary GamePractice Reading
noun🔗ShareAltered susceptibility to a first treatment as exhibited in reaction to a subsequent one."After receiving a mild rash from the first dose of the antibiotic, the doctor noted her allergies to penicillin, preventing her from taking it again. "medicinediseasebiologyChat with AIVocabulary GamePractice Reading
noun🔗ShareAn antipathy, as toward a person or activity.""After years of customer service, Sarah developed allergies to dealing with rude people." "medicinediseasesensationphysiologybodyChat with AIVocabulary GamePractice Reading