a. Gr. Antiq. [f. Gr. τριμελής (f. τρι-, TRI- + μέλος song, melody) + -IC.] Consisting of three melodies in different modes.
1850. Mure, Lit. Greece, III. 44. The celebrated trimelic or tripartite nome, consisting of three parts or strophes, each in one of the three chief modes Dorian, Phrygian, and Lydian.