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atopy

American  
[at-uh-pee] / ˈæt ə pi /

noun

  1. 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

  1. 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 ( a- 6, topo- ) + -ia -y 3

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

“The present results demonstrate that biodiversity can be surprisingly strongly associated with atopy.”

From Scientific American

Also, those who lived on farms were much less likely to have atopy — an umbrella term for certain types of hyperallergic sensitivity, including hay fever, asthma and eczema.

From Seattle Times

The researchers also found that the teenagers' risk of atopy -- a tendency to have allergic reactions -- inched up the closer they lived to the main road.

From Reuters

But the drop in atopy was linked to a certain group of bacteria, not to the range of microbes.

From Seattle Times