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photoallergic

American  
[foh-toh-uh-lur-jik] / ˌfoʊ toʊ əˈlɜr dʒɪk /

adjective

  1. photosensitive.

Etymology

Origin of photoallergic

First recorded in 1935–40; photo- + allergic

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.

His reaction was more like a photoallergic dermatitis, in which sunlight causes hives — raised red patches that are intensely itchy and last less than 24 hours.

From New York Times • Jul. 6, 2023

But that didn’t quite fit either; photoallergic reactions aren’t immediate.

From New York Times • Jul. 6, 2023

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

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.