An asymptomatic anomaly of pigmentation occurring among the Japanese; may be localised or diffuse. ... Origin: dys-+ G. Chroma, colour, + -osis, condition ... (05 Mar 2000) ... 
Type: Term Pronunciation: dis′krō-mă-tō′sis Definitions: 1. An asymptomatic anomaly of pigmentation occurring among the Japanese; may be localized or diffuse.