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light adaptation

noun

, Ophthalmology.
  1. 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 ( dark adaptation ).

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Other Words From

  • light-a·dapted adjective

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Word History and Origins

Origin of light adaptation1

First recorded in 1895–1900

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Example Sentences

To come now to the sense of sight, we have light adaptation, dark adaptation, and color adaptation.

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