Medical Dictionary

Purkinje phenomenon

noun

Medical Definition of PURKINJE PHENOMENON

:  a shift of the region of apparent maximal spectral luminosity from yellow with the light-adapted eye toward violet with the dark-adapted eye that is presumably associated with predominance of cone vision in bright and rod vision in dim illumination—called also Purkinje effect, Purkinje shift

Browse

May 28, 2015
fictioneer Hear it
someone who writes fiction
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears