porphyropsin


por·phy·rop·sin

noun \ˌpr-fə-ˈräp-sən\

Definition of PORPHYROPSIN

:  a purple pigment in the retinal rods of freshwater fishes that resembles rhodopsin

Origin of PORPHYROPSIN

Greek porphyra purple + English -opsin (as in rhodopsin)
First Known Use: 1930

por·phy·rop·sin

noun \ˌpr-fə-ˈräp-sən\   (Medical Dictionary)

Medical Definition of PORPHYROPSIN

: a purple pigment in the retinal rods of freshwater fishes that resembles rhodopsin

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