noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The quality of having only one independent channel for conveying color information in the eye, i.e. total color blindness. uncountable
2. 2
   complete color blindness; colors can be differentiated only on the basis of brightness wordnet

Synonyms

All synonyms

monochromasymonochromatic visionmonochromatismmonochromia

Etymology

mono- + Ancient Greek χρῶμα (khrôma, “color”).

Related phrases

color blindness

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.