Mus. [ad. med.L. triphōnia (see below), f. Gr. τρι- three + φωνή voice.] In early mediæval music, Diaphony for three voices. (In quot. 1827 gen. A sound of three together.)
1827. Carlyle, Germ. Rom., II. 278. Then resounded a louder triphony of clear crystal bells.
[1889. Rockstro, in Grove, Dict. Mus., App. s.v. Diaphonia, When a third Part was added, by doubling the Organum in the Octave above, the form of composition was called Triphonia.]
1899. Spectator, 20 May, 723. A service with the chants sung in unison, the organ accompanying with triaphony [sic].
