# trichord

> English word · Noun

## Definitions
1. 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.

## Etymology
From tri- + chord.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/trichord