# achromatic

> English word · Adjective · IPA /ˌæk.ɹəˈmæt.ɪk/ · frequency rank #95,649

## Definitions
1. Free from color; transmitting light without color-related distortion.
2. Containing components such as achromatic lenses and prisms, designed to prevent color-related distortion.
3. Uncolored; not absorbing color from a fluid.
4. Having only the diatonic notes of the scale; not modified by accidentals.

## Etymology
From Ancient Greek ἀχρωμάτιστος (akhrōmátistos, “uncolored”), from ἀ- (a-, “not”) + χρῶμα (khrôma, “color”), equivalent to a- + chromatic; compare French achromatique.

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