12-tone music
         n 1: a type of serial music introduced by Arnold Schoenberg;
               uses a tone row formed by the twelve semitones of the
               chromatic scale (and inverted or backward versions of the
               row) [syn: {twelve-tone music}, {12-tone music}, {twelve-
               tone system}, {12-tone system}]

English Dictionary: 12-tone music

by the DICT Development Group