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1. (n.) rhodopsin
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.
Etymology: (1885–90; rhod - + Gk óps(is) sight, vision + -in1)
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| Definition of 'rhodopsin' |
Princeton's WordNet |
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1. (noun) visual purple, rhodopsin, retinal purple
a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light
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| Definition of 'rhodopsin' |
Webster Dictionary |
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1. (noun) rhodopsin
the visual purple. See under Visual
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| Definition of 'rhodopsin' |
U.S. National Library of Medicine |
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1. rhodopsin
A purplish-red, light-sensitive pigment found in RETINAL ROD CELLS of most vertebrates. It is a complex consisting of a molecule of ROD OPSIN and a molecule of 11-cis retinal (RETINALDEHYDE). Rhodopsin exhibits peak absorption wavelength at about 500 nm.
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Definitions of rhodopsin 
