# achromatism

> English word · Noun

## Definitions
1. The state or quality of being achromatic; achromaticity.
2. The state of being free of colors, not emitting or separating into colors.
3. Achromatopia.

## Etymology
Compare French achromatisme.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-09-03.
Canonical page: https://plainspell.com/en/word/achromatism