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Noun: color vision deficiency
Usage: US (elsewhere: colour vision deficiency)
  1. Genetic inability to distinguish differences in hue
    - color blindness [US], colour blindness [Brit, Cdn], colour vision deficiency [Brit, Cdn]

Derived forms: color vision deficiencies

Type of: birth defect, congenital abnormality, congenital anomaly, congenital defect, congenital disorder, vision defect, visual defect, visual disorder, visual impairment

Encyclopedia: Color vision deficiency