polytonality noun. [,pɒlɪtǝʊ'nalɪti] E20.
[from POLY- + TONALITY.]
Music. The simultaneous use of two or more keys in a composition.

■ poly'tonal adjective containing or pertaining to polytonality E20.

■ poly'tonalist noun a person who writes or advocates polytonal music M20.

■ poly'tonally adverb L20.

[TahlilGaran] English Dictionary ▲