We found 2 definitions of color vision deficiency from 2 different sources.
Noun |
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color vision deficiency - genetic inability to distinguish differences in hue | ||
color blindness, colour blindness, colour vision deficiency | ||
vision defect, visual defect, visual disorder, visual impairment impairment of the sense of sight | ||
birth defect, congenital abnormality, congenital anomaly, congenital defect, congenital disorder a defect that is present at birth | ||
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) |