trichord

English

Etymology

From tri- +‎ chord.

Noun

trichord (plural trichords)

1. (music) any set of three different pitch classes
2. A musical instrument with three strings, such as a lyre or harp.
3. The three strings of a note on a piano that are tuned as a unison.

Related terms

• interval
• dyad
• hexachord
• tetrachord
• trichordo