= enharmonic, adj.

Pertaining to that genus, style, or scale of music current among the Greeks, in which an interval of two and a half tones was divided into two…

In ancient Greek music: = enharmonic, adj. 1.

= enharmonic, adj.

Of a language: using or having several vocal tones. Cf. tonic, adj. 4b.

characterized by quarter tones; consisting of or based on quarter tones.

Applied to a style of composition in which there is no conscious reference to any scale or tonic.

Using more than one key; relating to or making use of polytonality.

Of, relating to, or in accordance with pandiatonicism.

Music. Of, relating to, or designating a method of composition based on a fixed sequence of tones, esp. the twelve tones of the chromatic scale…

Of, relating to, or using, the twelve-note system, a method of composition formulated by Arnold Schönberg.

Of a musical composition: not in any one key but moving between numerous discernible keys without becoming atonal; including many tonalities. Also…