achromatopsia

[ ey-kroh-muh-top-see-uh ]
/ eɪˌkroʊ məˈtɒp si ə /

noun Pathology.

Also a·chro·ma·to·pi·a [ey-kroh-muh-toh-pee-uh] /eɪˌkroʊ məˈtoʊ pi ə/, a·chro·ma·top·sy [ey-kroh-muh-top-see] /eɪˈkroʊ məˌtɒp si/.

Origin of achromatopsia

Medical definitions for achromatopsia

achromatopsia
[ ā-krō′mə-tŏpsē-ə, ə-krō′- ]

n.

A severe congenital deficiency in color perception, often associated with nystagmus and reduced visual acuity. achromatic vision monochromatism