light adaptation

noun

Definition of light adaptation

: the process including contraction of the pupil and decrease in rhodopsin by which the eye adapts to conditions of increased illumination

Other Words from light adaptation

light-adapted \ ˈlīt-​ə-​ˌdap-​təd How to pronounce light adaptation (audio) \ adjective

First Known Use of light adaptation

1900, in the meaning defined above

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The first known use of light adaptation was in 1900

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Dictionary Entries Near light adaptation

light

light adaptation

light a fire under (someone)

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Cite this Entry

“Light adaptation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/light%20adaptation. Accessed 25 Sep. 2021.

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More Definitions for light adaptation

light adaptation

noun

Medical Definition of light adaptation

: the adjustments including narrowing of the pupillary opening and decrease in rhodopsin by which the retina of the eye is made efficient as a visual receptor under conditions of strong illumination — compare dark adaptation

Other Words from light adaptation

light-adapted \ ˈlīt-​ə-​ˌdap-​təd How to pronounce light adaptation (audio) \ adjective

More from Merriam-Webster on light adaptation

Britannica.com: Encyclopedia article about light adaptation

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