Rhodopsin
noun, Biochemistry.
1.
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.
noun
1.
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
rhodopsin rho·dop·sin (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. Also called visual purple.
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