Associations to the word «Retinal»

Wiktionary

RETINAL, adjective. (ophthalmology) Of or pertaining to the retina.
RETINAL, noun. (biochemistry) One of several yellow or red carotenoid pigments formed from rhodopsin by the action of light; retinene

Dictionary definition

RETINAL, noun. Either of two yellow to red retinal pigments formed from rhodopsin by the action of light.
RETINAL, adjective. In or relating to the retina of the eye; "retinal cells".

Wise words

The difference between the right word and the almost right word is the difference between lightning and a lightning bug.
Mark Twain