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Pellagra
noun
Definitions
Noun
- 1 A disease characterised by skin lesions and mental confusion, primarily caused by a niacin deficiency. countable, uncountable
"In 1755 the French physician Gaspar Casal (1680–1759) published an account of pellagra, then a new disease in Spain."
- 2 a disease caused by deficiency of niacin or tryptophan (or by a defect in the metabolic conversion of tryptophan to niacin); characterized by gastrointestinal disturbances and erythema and nervous or mental disorders; may be caused by malnutrition or alcoholism or other nutritional impairments wordnet
Etymology
From Italian pellagra, from Latin pellis (“skin”) + Ancient Greek ἄγρα (ágra, “seizure, attack, catching”).
See also for "pellagra"
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