light adaptation
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).
Origin of light adaptation
First recorded in 1895–1900
OTHER WORDS FROM light adaptation
light-a·dapt·ed, adjectiveWords nearby light adaptation
ligeance,
liger,
ligeti,
light,
light a fire under,
light adaptation,
light air,
light armored vehicle,
light artillery,
light as a feather,
light at the end of the tunnel
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