atopy

noun at·o·py \ ˈa-tə-pē \

Definition of atopy

: a genetic disposition to develop an allergic reaction (such as allergic rhinitis or asthma) and produce elevated levels of IgE upon exposure to an environmental antigen and especially one inhaled or ingested

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atopic

play \(ˌ)ā-ˈtä-pik, -ˈtō-\ adjective

Origin and Etymology of atopy

Greek atopia uncommonness, from atopos out of the way, uncommon, from a- + topos place

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First Known Use: 1923

in the meaning defined above

See Words from the same year

Medical Dictionary

atopy

noun at·o·py \ ˈat-ə-pē \

medical Definition of atopy

plural atopies

: a genetic disposition to develop an allergic reaction (as allergic rhinitis, asthma, or atopic dermatitis) and produce elevated levels of IgE upon exposure to an environmental antigen and especially one inhaled or ingested

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