|
Definition of Tetrachord
1. 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.
Definition of Tetrachord
1. Noun. In music a '''tetrachord''' is any set of four different pitch classes. ¹
¹ Source: wiktionary.com
Definition of Tetrachord
1. [n -S]