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Webster 1913 Edition

Achromatopsy

A-chro′ma-top′sy

,
Noun.
[Gr.
ἀ
priv. + [GREEK] color + [GREEK] sight.]
Color blindness; inability to distinguish colors; Daltonism.

Definition 2024

achromatopsy

achromatopsy

English

Noun

achromatopsy

  1. color blindness; inability to distinguish colors; daltonism, achromatopia

References

  • achromatopsy in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913

Etymology

From Ancient Greek ἀ- ‎(a-, “not”) + χρῶμα ‎(khrôma, “colour”) + -οψία ‎(-opsía, “sight”)

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