Daltonism Daltonic • Daltonist · · · Info · Definitions · Synonyms · Characters · · Daltonism · · Text Latin · · Script 9 · · Length Definitions · · · (noun) dichromacy characterized by a lowered sensitivity to green light resulting in an inability to distinguish green and purplish-red. Synonyms: deuteranopia, green-blindness. · · Noun Definition 1 Synonyms · · · deuteranopia · · Synonym 1 green-blindness · · Synonym 2 Characters · · D latin capital letter d U+0044 a latin small letter a U+0061 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 t latin small letter t U+0074