pentatriadic

A scale of 11 notes generated from a chain of five T,M,D triads whose roots are separated by the D/T interval.

See also tritriadic.

The general term for scales decomposable into triads is polytriadic and for those scales with other types of chords, polychordal (Chalmers, 1979).

[from John Chalmers, Divisions of the Tetrachord]

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