colour blindness Definition

achromatic vision, color blindness, daltonism, achromatopsy, colorblindness, blindness, anopia, achromatopsia, deafness, monochromatism, deuteranopia, albinoism, visual impairment, albinism, colorblind, dyslexia, leucopathy, monochromat, word blindness, quadrantanopia, eyelessness, hemeralopia, amaurosis, anomaloscope, eyesight, nyctalopic, conversion disorder, hemeralopic, keratomalacia, leucism, protanopia, day blindness, night blindness, genetic disorder, snowblindness, meropia, dichromic, typhlology, metamorphopsia, louchettes, dichromatic, eyedness, trichromat, scotoma, chromatism, heterochromia, xerophthalmia, anorthopia, chromesthesia, trichromacy, sightlessness, disability, xanthophobia, hemianopsia, impairment, synesthesia, scotomy, ataxia, leucoscope, agnosia, macular degeneration, anodontia, dichromat, prosopagnosia, anosmia, dumbness, tritanopia, pseudohermaphroditic, dysgraphia, synaesthesia, albino, congenital, iodopsin, nyctalopia, dyslectic, moon blindness, recessive, opsiometer, diplopia, ophthalmitis, nearsightedness, colour, nervous disorder, xanthogenic, glaucoma, mental retardation, sensorineural, retinitis, icterus, cataract, jaundice, colour television, myopia, scotodinia, feeblemindedness, trichophobia, asperger, amentia, binocular vision, chionablepsia,