atopy

American

[at-uh-pee] / ˈæt ə pi /

noun

an allergy, involving an inherited immunoglobulin of the IgE type, that predisposes a person to certain allergic responses, as atopic dermatitis.

atopy British

/ ˈætəʊpɪ /

noun

immunol a hereditary tendency to be hypersensitive to certain allergens

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of atopy

1920–25; < Greek atopía extraordinariness, equivalent to átop ( os ) out of place, unusual ( see a- ⁶, topo-) + -ia -y ³

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023