iodopsin
noun Etymology: iod- (from Greek ioeidēs violet colored) + Greek opsis sight, vision + English -in — more at optic Date: 1938 a photosensitive violet pigment in the retinal cones that is similar to rhodopsin but more labile, is formed from vitamin A, and is important in daylight vision

New Collegiate Dictionary. 2001.

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  • Iodopsin — (Jodopsin) ist die Sammelbezeichnung für die Farbsehpigmente der Zapfen von Tieren. Es handelt sich um Photopsine (das sind Proteine) in kovalenter Bindung mit jeweils einem farbgebenden Stoff (Chromophor) des Typs 1: Neoretinin (11 cis Retinol)… …   Deutsch Wikipedia

  • iodopsin — [ī΄ə däp′sin] n. [< IOD(O) + Gr opsis, sight (< ōps, EYE) + IN1] a photosensitive, violet colored protein pigment found in the cones of the retinas of animals that have color vision: see OPSIN …   English World dictionary

  • iodopsin — /uy euh dop sin/, n. Biochem. a photosensitive violet pigment that occurs in the cones of the retina and is transformed by light into retinal and an opsin protein. Cf. rhodopsin. [1935 40; < Gk iód(es) taken as deriv. of íon violet (see IODINE) + …   Universalium

  • iodopsin — Any of three visual pigments, composed of 11 cis retinal bound to an opsin, found in the cones of the retina. SYN: visual violet. [G. ion, violet, + ops, eye, + in] * * * io·dop·sin .ī ə däp sən n a photosensitive violet pigment in the retinal… …   Medical dictionary

  • Iodopsin — Iod|op|sin [griech. i o̅̓de̅s, io eide̅̓s, ióeis = veilchenfarbig; ↑ Opsin] für die Rotempfindlichkeit des Auges beim Farbensehen verantwortliches Netzhautpigment aus 11 cis Retinal u. Zapfenopsin; vgl. Rhodopsin …   Universal-Lexikon

  • iodopsin — n. pigment that is sensitive to light (Chemistry) …   English contemporary dictionary

  • iodopsin — io·dop·sin …   English syllables

  • iodopsin — i•o•dop•sin [[t]ˌaɪ əˈdɒp sɪn[/t]] n. biochem. a photosensitive violet pigment in the cones of the retina • Etymology: 1935–40; < Gk īṓd(ēs) violet colored (der. of íon violet) +(rhod)opsin …   From formal English to slang

  • iodopsin — noun a violet photopigment in the retinal cones of the eyes of most vertebrates; plays a role in daylight vision • Hypernyms: ↑photopigment • Part Holonyms: ↑cone, ↑cone cell, ↑retinal cone • Substance Meronyms: ↑opsin …   Useful english dictionary

  • Jodopsin — Iodopsin (Jodopsin) ist die Sammelbezeichnung für die drei Farbsehpigmente der Zapfen (rot/grün/blau) in Wirbeltieren. Es handelt sich um Proteine (so genannte Opsine) und sie enthalten als farbgebenden Stoff (Chromophor) Neoretinin oder Retinal …   Deutsch Wikipedia

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