color blindness
Noun
Meaning
genetic inability to distinguish differences in hue
Source: WordNetAlternative names
color-blindness
Synonyms
Hypernyms
Hyponyms
Examples
Color-blindness generally means you cannot distinguish between certain colors.
Blue color blindness is caused by a simple mutation in this gene.
Cohen, p. 105 He then tried to enlist in the Army in December 1944, but failed the physical exam due to a double hernia, color blindness, and calcification of the lungs.
Color blindness involving the inactivation of the short-wavelength sensitive cone system (whose absorption spectrum peaks in the bluish-violet) is called tritanopia or, loosely, blue–yellow color blindness.
And people with color blindness are encouraged to try the Adjust for colors for red-green vision deficiency option (protanopia, deuteranopia).
However, we also know that some people are missing certain (or all of) types of cone cells in the eye; thus giving rise to color blindness and other such ocular variances.