visual purple


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visual purple

n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

visual purple

n
(Biochemistry) another name for rhodopsin
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

rho•dop•sin

(roʊˈdɒp sɪn)

n.
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.
[1885–90; rhod- + Greek óps(is) sight, vision + -in1]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.visual purple - a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light
retinal rod, rod cell, rod - a visual receptor cell that is sensitive to dim light
opsin - retinal protein formed by the action of light on rhodopsin
retinal, retinene - either of two yellow to red retinal pigments formed from rhodopsin by the action of light
photopigment - a special pigment found in the rods and cones of the retina
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Generally, rabbits and frogs are best as their eyes contain more rhodopsin or visual purple, which is the light sensitive protein in the retina.
* The GisterPro team included David L.Ostby and Edmond Brian (Visual Purple)
'The tobacco plant is another favourite and any white flowers look really nice at night, when different cells in the eye start to operate and the chemical, called visual purple, is released into our bodies.