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pellagra
pellagra definition
pel·la·gra (pə lā′grə, -lag′rə)
noun
a chronic disease caused by a deficiency of nicotinic acid in the diet and characterized by gastrointestinal disturbances, skin eruptions, and mental disorders: it is endemic in some parts of the world
Etymology: It < pelle (L pellis), the skin + -agra < Gr agra, seizure, akin to agein: see act
Related Forms:
- pellagrous pel·la′·grous adjective
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