A progressive disease of the central nervous system marked by increasing lack of coordination and advancing to paralysis and death within a year of the appearance of symptoms; thought to have been transmitted by cannibalistic consumption of diseased brain tissue since the disease virtually disappeared when cannibalism was abandoned WordNet 3.0 & Open English WordNet

Kuru is a rare, incurable, and fatal neurodegenerative disorder that was formerly common among the Fore people of Papua New Guinea. Wikipedia

A type of transmissible spongiform encephalopathy associated with the cannibalistic funeral practices of the Fore people Wikipedia Disambiguation

Human disease Wikidata

A chronic, progressive, fatal central nervous system disease found mainly among the Fore and neighboring peoples of New Guinea, caused by a prion that probably resembles the scrapie agent of sheep, transmissible to nonhuman primates, and believed to be transmitted by ritual cannibalism. Wiktionary

Central nervous system disease. Wiktionary (translation)