1. (noun) genetic inability to distinguish differences in hue

• color blindness
• color vision deficiency
• colour vision deficiency

1. (noun) genetic inability to distinguish differences in hue

• birth defect
• congenital abnormality
• congenital anomaly
• congenital defect
• congenital disorder
• vision defect
• visual defect
• visual disorder
• visual impairment

1. (noun) genetic inability to distinguish differences in hue

• dichromacy
• dichromasy
• dichromatism
• dichromatopsia
• dichromia
• monochromacy
• monochromasy
• monochromatic vision
• monochromatism
• monochromia

1. (noun) genetic inability to distinguish differences in hue

• color-blind
• color-blind
• colour-blind
• colour-blind