# trichromacy

> English word · Noun

## Definitions
1. The quality of having three independent channels for conveying color information in the eye.

## Etymology
tri- + Ancient Greek χρῶμα (khrôma, “color”).

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