rhodopsin
[ roh-dop-sin ]
/ roʊˈdɒp sɪn /
noun Biochemistry.
a bright-red photosensitive pigment found in the rod-shaped cells of the retina of certain fishes and most higher vertebrates: it is broken down by the action of dim light into retinal and opsin.
Also called
visual purple.
Words nearby rhodopsin
rhodomontade,
rhodonite,
rhodope,
rhodope mountains,
rhodophylaxis,
rhodopsin,
rhodora,
rhodos,
rhoecus,
rhoicissus,
rhomb
Example sentences from the Web for rhodopsin
In the outer part of the rods the visual purple or rhodopsin is found.
British Dictionary definitions for rhodopsin
rhodopsin
/ (rəʊˈdɒpsɪn) /
noun
a red pigment in the rods of the retina in vertebrates. It is dissociated by light into retinene, the light energy being converted into nerve signals, and is re-formed in the dark
Also called: visual purple See also iodopsin
Word Origin for rhodopsin
C20: from
rhodo- +
-opsis +
-in
Medical definitions for rhodopsin
rhodopsin
[ rō-dŏp′sĭn ]
n.
A thermolabile protein that is sensitive to red light and is found in the external segments of the rods of the retina of the eye.
visual purple