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light adaptation

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noun Ophthalmology.
the reflex adaptation of the eye to bright light, consisting of an increase in the number of functioning cones, accompanied by a decrease in the number of functioning rods (opposed to dark adaptation).
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Origin of light adaptation

First recorded in 1895–1900

OTHER WORDS FROM light adaptation

light-a·dapt·ed, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

How to use light adaptation in a sentence

Medical definitions for light adaptation

light adaptation

n.
The adjustment of the eye under increased illumination, in which the sensitivity to light is reduced.photopic adaptation
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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