achromatize

== English == === Alternative forms === achromatise (UK) === Etymology === From Ancient Greek ἀ- (a-, “not”) + χρῶμα (khrôma, “colour”). === Verb === achromatize (third-person singular simple present achromatizes, present participle achromatizing, simple past and past participle achromatized) (transitive) To deprive of colour; to make achromatic. (transitive) To remove chromatic aberration from an optical system ==== Translations ====