COLOR VISION DEFICIENCY

Pronunciation (US):

 Dictionary entry overview: What does color vision deficiency mean? 

• COLOR VISION DEFICIENCY (noun)
  The noun COLOR VISION DEFICIENCY has 1 sense:

1. genetic inability to distinguish differences in hue

  Familiarity information: COLOR VISION DEFICIENCY used as a noun is very rare.

 Dictionary entry details 

• COLOR VISION DEFICIENCY (noun)

Meaning:

Genetic inability to distinguish differences in hue

Classified under:

Nouns denoting stable states of affairs

Synonyms:

color blindness; color vision deficiency; colour blindness; colour vision deficiency

Hypernyms ("color vision deficiency" is a kind of...):

birth defect; congenital abnormality; congenital anomaly; congenital defect; congenital disorder (a defect that is present at birth)

vision defect; visual defect; visual disorder; visual impairment (impairment of the sense of sight)

Hyponyms (each of the following is a kind of "color vision deficiency"):

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)