colour blindness


Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.colour 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
Translations

colour blindness

color-blindness (Am) [ˌkʌləˈblaɪndnɪs] ndaltonismo, discromatopsia
References in periodicals archive ?
Harbisson a Catalan-raised, British-born cyborg artist, explained how the antenna in his head has helped him cope with colour blindness.
Protanopia is colour blindness resulting in insensitivity to which colour light?
Frequencies of colour blindness in different ethnic groups of Quetta (Pakistan).
Farnsworth D-15 dichotomous test is a colour blindness test, is a quick and convenient test for routine clinical use to differentiate between protan (Figure 4), deutan (Figure 5) and tritan (Figure 6) colour vision deficiencies and calculate an approximate severity of colour blindness.
At 34, Eddie's colour blindness hasn't held him back and he is one of the movie world's hottest properties.
Spectral Edge reports that in a trial of 90 people, 60 of whom had some form of colour blindness (including 40 deuteranopes), 93% of participants found watching processed videos "perfectly acceptable," enabling colour blind and non-colour blind viewers to watch content together on the same screen.
Bob was accepted to the art school and says during his first year as a student he learned how to overcome his colour blindness.
An inability to distinguish between red and green is the most common type of colour blindness, and this is a gender-linked disorder that's much rarer in women than in men.
Ian '''' Beefy'''' Botham suffers from that form of colour blindness, but it didn''''t seem to do his career much harm.
In the map design it is been considered to an extent that people with colour blindness can differentiate among the routes by the tone and thickness of the rail lines.
One reader informs me that colour blindness was even mentioned in an old Oor Wullie strip.