middle c middle buster • Middle c · · · Info · Definitions · Characters · · middle c · · Text Common · · Latin · · Scripts 8 · · Length 3 · · Syllables Definitions · · · (noun) the note designated by the first ledger line below the treble staff; 261.63 hertz. Synonyms: middle C. · · Noun Definition 1 Characters · · space U+0020 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D