polytonality

[pol-ee-toh-nal-i-tee]

noun Music.

the use of more than one key at the same time.

Also pol·y·ton·al·ism [pol-ee-tohn-l-iz-uh m] /ˌpɒl iˈtoʊn lˌɪz əm/.

Origin of polytonality

First recorded in 1920–25; poly- + tonality
Related formspol·y·ton·al·ist [pol-ee-tohn-l-ist] /ˌpɒl iˈtoʊn l ɪst/, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for polytonality

polytonality

polytonalism

noun

music the simultaneous use of more than two different keys or tonalities
Derived Formspolytonal, adjectivepolytonally, adverbpolytonalist, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012