opsin

[ op-sin ]

nounBiochemistry.
  1. any of several compounds that form the protein component of the light-sensitive retina pigment, rhodopsin.

Origin of opsin

1
First recorded in 1950–55; probably back formation from rhodopsin

Words Nearby opsin

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How to use opsin in a sentence

British Dictionary definitions for opsin

opsin

/ (ˈɒpsɪn) /


noun
  1. the protein that together with retinene makes up the purple visual pigment rhodopsin

Origin of opsin

1
C20: back formation from rhodopsin

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