iodopsin iodoprotein • iodoso · · · Info · Definitions · Characters · · iodopsin · · Text Latin · · Script 8 · · Length 3 · · Syllables Definitions · · · (noun) a violet photopigment in the retinal cones of the eyes of most vertebrates; plays a role in daylight vision. · · Noun Definition 1 Characters · · d latin small letter d U+0064 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 s latin small letter s U+0073