1) Color blindness 2) Color vision deficiency 3) Colour blindness 4) Colour vision deficiency 5) Monochromacy 6) Monochromatic vision 7) Monochromatism 8) Monochromia 1) Monochromacy 2) Monochromatism 3) Monochromia 
complete colour-blindness
Synonym for achromatopsia ... A severe congenital deficiency in colour perception, often associated with nystagmus and reduced visual acuity. ... Synonym: achromatic vision, monochromasia, monochromasy, monochromatism. ... Origin: G. A-priv. + chroma, colour, + opsis, vision ... (05 Mar 2000) ... 
Type: Term Pronunciation: mon′ō-krō′mă-sē Synonyms: achromatopsia