colour vision deficiency vs color blindness

colour vision deficiency and color blindness both are nouns.

Word	Noun	Adjective	Verb	Adverb
colour vision deficiency	Yes	No	No	No
color blindness	Yes	No	No	No

As nouns, colour vision deficiency and color blindness are synonyms defined as:

colour vision deficiency and color blindness: genetic inability to distinguish differences in hue

Other synonyms of colour vision deficiency include color vision deficiency, colour blindness.

colour vision deficiency (noun)	color blindness (noun)
genetic inability to distinguish differences in hue	genetic inability to distinguish differences in hue