Definition of allergy in English:


Line breaks: al|lergy
Pronunciation: /ˈalədʒi

noun (plural allergies)

  • 1A damaging immune response by the body to a substance, especially a particular food, pollen, fur, or dust, to which it has become hypersensitive.
    More example sentences
    • Symptoms of a food allergy usually develop within about an hour after eating the offending food.
    • A common skin symptom of a food allergy is hives, or raised red itchy bumps on the skin.
    • Symptoms of mild food allergies, such as a rash or runny nose, may be treated with antihistamines.
    hypersensitivity, sensitivity, susceptibility; allergic reaction
  • 1.1 informal A strong dislike: their allergy to free enterprise
    More example sentences
    • Liberals also need to get over their allergy to the cleanest form of energy, nuclear power.
    • Or they could have a combination of any of these with a severe allergy to math tables.
    • If they achieve support because of their allergy to ID cards, then many people must have a lot to hide.
    aversion, antipathy, opposition, hostility, antagonism; dislike of, hate for, distaste for
    archaic indisposition


early 20th century: from German Allergie, from Greek allos 'other', on the pattern of Energie 'energy'.

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