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Definition 2024


atopy

atopy

English

Noun

atopy (plural atopies)

  1. (medicine) A hereditary disorder marked by the tendency to develop localized immediate hypersensitivity reactions to allergens such as pollen, food etc and is manifested by hay fever, asthma, or similar allergic conditions; generally considered to be caused by the interaction of environmental and genetic factors.
    • 1999, Matt Ridley, Genome, Harper Perennial 2004, p. 67:
      Whatever factor is invoked to explain the increase in asthma must also be capable of explaining other outbreaks of atopy.
  2. A person suffering from atopic syndrome; a case of atopy.

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