protistan Protista • protistic · · · Info · Definitions · Synonyms · Characters · · protistan · · Text Latin · · Script 9 · · Length 3 · · Syllables Definitions · · · (noun) free-living or colonial organisms with diverse nutritional and reproductive modes. Synonyms: protist. · · Noun Definition 1 Synonyms · · · protist · · Synonym 1 Characters · · a latin small letter a U+0061 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 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074