atopy

noun
at·​o·​py | \ ˈa-tə-pē How to pronounce atopy (audio) \

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

Other Words from atopy

atopic \ (ˌ)ā-​ˈtä-​pik How to pronounce atopic (audio) , -​ˈtō-​ \ adjective

First Known Use of atopy

1923, in the meaning defined above

History and Etymology for atopy

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

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The first known use of atopy was in 1923

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Cite this Entry

“Atopy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/atopy. Accessed 20 Feb. 2020.

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More Definitions for atopy

atopy

noun
at·​o·​py | \ ˈat-ə-pē How to pronounce atopy (audio) \
plural atopies

Medical Definition of atopy

: 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

Other Words from atopy

atopic \ (ˈ)ā-​ˈtäp-​ik, -​ˈtō-​pik How to pronounce atopic (audio) \ adjective

More from Merriam-Webster on atopy

Britannica.com: Encyclopedia article about atopy

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