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photopia

American

[foh-toh-pee-uh] / foʊˈtoʊ pi ə /

noun

Ophthalmology.

vision in bright light (opposed to scotopia).

photopia British

/ fəʊˈtɒpɪk, -ˈtəʊ-, fəʊˈtəʊpɪə /

noun

the normal adaptation of the eye to light; day vision

"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

Other Word Forms

photopic

adjective

Etymology

Origin of photopia

First recorded in 1910–15; phot- + -opia

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