sixty-fourth note sixty-fourth • sixty-fourth rest · · · Info · Definitions · Synonyms · Characters · · sixty-fourth note · · Text Common · · Latin · · Scripts 17 · · Length Definitions · · · (noun) a musical note having the time value of a sixty-fourth of a whole note. Synonyms: hemidemisemiquaver. · · Noun Definition 1 Synonyms · · · one-sixty-fourth · · Synonym 1 sixty-fourth · · Synonym 2 64th · · Synonym 3 Characters · · space U+0020 - hyphen-minus U+002D e latin small letter e U+0065 f latin small letter f U+0066 h latin small letter h U+0068 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 x latin small letter x U+0078 y latin small letter y U+0079