noun
also creutz·feld-ja·kob disease ˌkrȯitsˌfelt¦yä(ˌ)kōb-, -(ˌ)kȯp-
Usage: usually capitalized C&J
Etymology: after Hans G. Creutzfeldt died 1964 German psychiatrist and Alfons M. Jakob died 1931 German psychiatrist
: a rare progressive fatal encephalopathy now usually considered to be caused by a prion and marked by the development of porous brain tissue, premature dementia in middle age, and gradual loss of muscular coordination — abbreviation CJD