blindness, color

blindness, color,

n defective color vision characterized by decreased ability to detect differences in color. See also achromatopsia.

blindness, color, blue-yellow,

n a color disability in which the spectrum is seen in reds and greens; a form of protanopia.

blindness, color, red-green,

n the more common form of color disability, in which the entire spectrum is constituted by yellows and blues; a form of protanopia.