upright piano uprightness • uprights · · · Info · Definitions · Synonyms · Characters · · upright piano · · Text Common · · Latin · · Scripts 13 · · Length 5 · · Syllables Definitions · · · (noun) a piano with a vertical sounding board. Synonyms: upright, upright piano. · · Noun Definition 1 Synonyms · · · upright · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 g latin small letter g U+0067 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 p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075