manganic acid manganic • manganiferous · · · Info · Definitions · Characters · · manganic acid · · Text Common · · Latin · · Scripts 13 · · Length 5 · · Syllables Definitions · · · (noun) a dibasic acid (H2MnO4) found only in solution and in manganate salts. Synonyms: manganic acid. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 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