VISUAL PURPLE

Pronunciation (US): (GB):

Meaning:

A red photopigment in the retinal rods of vertebrates; dissociates into retinene by light

Synonyms:

retinal purple; rhodopsin; visual purple

Classified under:

Nouns denoting substances

Hypernyms ("visual purple" is a kind of...):

photopigment (a special pigment found in the rods and cones of the retina)

Meronyms (substance of "visual purple"):

opsin (retinal protein formed by the action of light on rhodopsin)

retinal; retinene (either of two yellow to red retinal pigments formed from rhodopsin by the action of light)

Holonyms ("visual purple" is a part of...):

retinal rod; rod; rod cell (a visual receptor cell that is sensitive to dim light)