Definition from Wiktionary, the free dictionary
International artificial word formed circa 1950 from Ancient Greek δώδεκα (dódeka, “twelve”) + φωνή (phonè, “sound”) + -ist, recorded in English since 1953, presumably modeled on German Dodekaphonist.
dodecaphonist (plural dodecaphonists)
- (music) A practicioner or proponent of dodecaphony, i.e. use of the dodecaphonic musical scale, which has twelve tones per octave
- The pioneering Austrian composer Arnold Schönberg was the leading dodecaphonist.
proponent of dodecaphony