- a disease caused by a deficiency of niacin in the diet, characterized by skin changes, severe nerve dysfunction, mental symptoms, and diarrhea.
Origin of pellagra
Examples from the Web for pellagra
After this he made some important investigations into the causes of pellagra.The Criminal
The manifestations of pellagra are periodic and its duration indeterminate.
Summary of two years' study of insects in relation to pellagra.
He said the languorous Southern atmosphere give 'em pellagra or something.Somewhere in Red Gap
Harry Leon Wilson
Pellagra is epidemic in northern Italy and the south of France.
- pathol a disease caused by a dietary deficiency of nicotinic acid, characterized by burning or itching often followed by scaling of the skin, inflammation of the mouth, diarrhoea, mental impairment, etc
Word Origin and History for pellagra
chronic disease caused by dietary deficiency and characterized by skin eruptions, 1811, a hybrid formed from Latin pellis "skin" (see film (n.)) + Greek agra "a catching, seizure," related to agrein "to take, seize." But OED suggests it might be originally Italian pelle agra "rough skin." Related: Pellagrous.
pellagra(pə-lăg′rə, -lā′grə, -lä′-)
- A disease caused by a deficiency of niacin and protein in the diet and characterized by skin eruptions, digestive and nervous system disturbances, and eventual mental deterioration.
- A disease caused by a lack of niacin in the diet, characterized by skin and digestive disorders and mental deterioration.