achromatopsia

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

noun Pathology.

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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

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.