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).
💡- Electric Light Bulb Emoji - Emoji by Dictionary.comRead more in this article about some frequently asked questions and fun facts related to our definitions.
Light Up Your Language for the Festival of LightsRead more in this article about some frequently asked questions and fun facts related to our definitions.
- ligeti, györgy,
- light a fire under,
- light air,
- light armored vehicle,
- light artillery,
- light as a feather,
- light at the end of the tunnel
Origin of light adaptation
First recorded in 1895–1900
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
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.