manganite manganiferous • manganium · · · Info · Definitions · Characters · · manganite · · Text Latin · · Script 9 · · Length 3 · · Syllables Definitions · · · (noun) a black mineral consisting of basic manganese oxide; a source of manganese. · · Noun Definition 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 g latin small letter g U+0067 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E t latin small letter t U+0074