retinal purple retinalite • retinal rod · · · Info · Definitions · Synonyms · Characters · · retinal purple · · Text Common · · Latin · · Scripts 14 · · Length 5 · · Syllables Definitions · · · (noun) a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light. Synonyms: visual purple, rhodopsin, retinal purple. · · Noun Definition 1 Synonyms · · · visual purple · · Synonym 1 rhodopsin · · Synonym 2 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C n latin small letter n U+006E p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075