pellagra
noun /pəˈlæɡrə/
/pəˈlɑːɡrə/
[uncountable]- a disease caused by a lack of good food, that causes the skin to crack (= break ) and may lead to mental illnessTopics Illnessc2Word Originearly 19th cent.: from Italian, from pelle ‘skin’, on the pattern of podagra.