bn:00055698n
Noun Concept
Categories: Visual disturbances and blindness
EN
monochromacy  monochromatism  monochromatic vision  monochromia  monochromasy
EN
Complete color blindness; colors can be differentiated only on the basis of brightness WordNet 3.0
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EN
Monochromacy is the ability of organisms or machines to perceive only light intensity without respect to spectral composition. Wikipedia
Type of color vision Wikidata
The total inability to perceive colors. OmegaWiki