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iodopsin

[ahy-uh-dop-sin] /ˌaɪ əˈdɒp sɪn/
noun, Biochemistry
1.
a photosensitive violet pigment that occurs in the cones of the retina and is transformed by light into retinal and an opsin protein.
Compare rhodopsin.
Origin
1935-1940
1935-40; < Greek īṓd(ēs) taken as derivative of íon violet (see iodine) + opsin, on the pattern of rhodopsin
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for iodopsin

iodopsin

/ˌaɪəˈdɒpsɪn/
noun
1.
a violet light-sensitive pigment in the cones of the retina of the eye that is responsible for colour vision Also called visual violet See also rhodopsin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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iodopsin in Medicine

iodopsin i·o·dop·sin (ī'ə-dŏp'sĭn)
n.
A violet, light-sensitive visual pigment found in the cones of the retina. Also called visual violet.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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