Definition of tetrachord
The word tetrachord uses 10 letters: a, c, d, e, h, o, r, r, t, t
tetrachord is playable in:
Words With Friends16
Scrabble US16
Scrabble UK16
Meanings of tetrachord
n. - A scale series of four sounds, of which the extremes, or first and last, constituted a fourth. These extremes were immutable; the two middle sounds were changeable.
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