photophobia

[ foh-tuh-foh-bee-uh ]
/ ˌfoʊ təˈfoʊ bi ə /

noun

Pathology. a painful sensitivity to or extreme intolerance of bright light, as in iritis.
an irrational or disproportionate fear of light.

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Origin of photophobia

First recorded in 1790–1800; photo- + -phobia
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for photophobia

British Dictionary definitions for photophobia

photophobia
/ (ˌfəʊtəʊˈfəʊbɪə) /

noun

pathol abnormal sensitivity of the eyes to light, esp as the result of inflammation
psychiatry abnormal fear of or aversion to sunlight or well-lit places

Derived forms of photophobia

photophobic, adjective
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

Medical definitions for photophobia

photophobia
[ fō′tə-fōbē-ə ]

n.

An abnormal sensitivity to or intolerance of light, especially by the eyes, as may be caused by eye inflammation, lack of pigmentation in the iris, or various diseases.
An abnormal or irrational fear of light.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.