quadraphonic system quadraphonic • quadraphony · · · Info · Definitions · Synonyms · Characters · · quadraphonic system · · Text Common · · Latin · · Scripts 19 · · Length 7 · · Syllables Definitions · · · (noun) a stereophonic sound recording or reproducing system using four separate channels. Synonyms: quadraphony, quadraphonic system, quadriphonic system. · · Noun Definition 1 Synonyms · · · quadraphony · · Synonym 1 quadriphonic system · · Synonym 2 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 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 q latin small letter q U+0071 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 y latin small letter y U+0079