[twelve-tone row] n (1941): the 12 chromatic tones of the octave placed in a chosen fixed order and constituting with some permitted permutations and derivations the melodic and harmonic material of a serial musical piece
TWELVE-TONE ROW
Meaning of TWELVE-TONE ROW in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012