dichromatism
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dichromatism
n.
being of two colors; form of color blindness (also dichromatopsia)
Dichromatism
Dichromatism (or polychromatism) is a phenomenon where a material or solution's
hue is dependent on both the concentration of the absorbing substance and the depth or thickness of the medium traversed. In most substances which are not dichromatic, only the brightness and saturation of the colour depend on their concentration and layer thickness.
dichromatism
Noun
1. 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)
(synonym) dichromacy, dichromatopsia, dichromia, dichromasy
(hypernym) color blindness, colour blindness, color vision deficiency, colour vision deficiency
(hyponym) red-green dichromacy, red-green color blindness, red-green colour blindness
Dichromatism
(n.)
The state of being dichromatic.
Webster's Revised Unabridged Dictionary (1913), edited by Noah Porter.
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