achromatopsia

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achromatopsia

/ˈə.kɹɒ.mə.tɒp.siə/

Where it comes from

From German Achromatopsie, from Ancient Greek ἀχρώματος (akhrṓmatos), from ἀ- (a-, “without”) + χρῶμα (khrôma, “color”), + -opsie. By surface analysis, a- + chromato- + -opsia.

noun achromatopsias · achromatopsy

countable, uncountable Total color blindness; the total inability to distinguish colors due to the absence of cone cells in the eyes.
Similar: achromatism, achromatopsy, achromatopia

Translations

Every language

noun defective ability to see colours

Português	acromatopsia
Français	achromatopsie
Ελληνικά	αχρωματοψία achromatopsía

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MLA

"achromatopsia." Wiktionary, via Micwyn, micwyn.com/word/achromatopsia. Accessed 7 Nov. 2026.

APA

achromatopsia. (n.d.). In Wiktionary, via Micwyn. Retrieved November 7, 2026, from https://micwyn.com/word/achromatopsia

Chicago

"achromatopsia." Wiktionary, via Micwyn. Accessed November 7, 2026. https://micwyn.com/word/achromatopsia.

BibTeX

@misc{achromatopsia_2026,
  title = {achromatopsia},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/achromatopsia},
  urldate = {2026-11-07}
}