lutein lutecium • luteinization · · · Info · Definitions · Synonyms · Characters · · lutein · · Text Latin · · Script 6 · · Length Definitions · · · (noun) yellow carotenoid pigments in plants and animal fats and egg yolks. Synonyms: xanthophyll, xanthophyl. · · Noun Definition 1 Synonyms · · · xanthophyll · · Synonym 1 xanthophyl · · Synonym 2 Characters · · 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 t latin small letter t U+0074 u latin small letter u U+0075