color blindness

(redirected from Anomalous trichromacy)
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Related to Anomalous trichromacy: deuteranopia, protanopia
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Noun1.color blindness - genetic inability to distinguish differences in hue
dichromacy, dichromasy, dichromatism, dichromatopsia, dichromia - a deficiency of color vision in which the person can match any given hue by mixing only two other wavelengths of light (as opposed to the three wavelengths needed by people with normal color vision)
monochromacy, monochromasy, monochromatic vision, monochromatism, monochromia - complete color blindness; colors can be differentiated only on the basis of brightness
vision defect, visual defect, visual disorder, visual impairment - impairment of the sense of sight
References in periodicals archive ?
Viewers that experience abnormalities in color vision can be classified as exhibiting anomalous trichromacy (all three color pigments are present, but one of them is anomalous), dichromacy (only two of the pigments are present), and monochromacy (a single pigment or none at all; the rarest of the three)[9].
There are three types of inherited CVD: monochromacy, dichromacy and anomalous trichromacy. Monochromacy, being so rare, is the total absence of colour vision and occurs when two or all three of the cone pigments are missing.
The dimensionality of color vision in carriers of anomalous trichromacy. J Vis 2010;10(8):12.

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