Tetrachord

[tetrәkɒ:d]

解釋/意思:

(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.

錄入:斯蒂芬妮

解釋/意思:

n. a series of four sounds forming a scale of two tones and a half.—adj. Tet′rachordal.

錄入:莫伊拉