pellagra
Concise Oxford English Dictionary © 2008 Oxford University Press:
pellagra /pɛˈlagrə, -ˈleɪgrə/
▶noun a disease characterized by dermatitis, diarrhoea, and mental disturbance, caused by a deficiency of nicotinic acid or tryptophan in the diet.
– derivatives
pellagrous adjective.
pellagrous adjective.
– origin C19: from Ital., from pelle ‘skin’, on the pattern of podagra.
'pellagra' also found in these Oxford entries:

