Definition of dark adaptation
:the process including dilation of the pupil, increase in sensitivity of the retinal rods, and regeneration of rhodopsin by which the eye adapts to conditions of reduced illumination
-
Trending Now:
More Trending:
- dotage, dotard otherwise federalism bodega carceral
- ALL
What's Trending Now
More Trending Words
dark adaptation
noun
From the M-W Editors
First Known Use of dark adaptation
1900
Medical Dictionary
dark adaptation
play
noun
\
ˌdärk-
\
medical Definition of dark adaptation
:the phenomena including dilation of the pupil, increase in retinal sensitivity, shift of the region of maximum luminosity toward the blue, and regeneration of rhodopsin by which the eye adapts to conditions of reduced illumination — compare light adaptation
Learn More about dark adaptation
-
Britannica.com: Encyclopedia article about dark adaptation
Seen and Heard
What made you want to look up dark adaptation? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!