Pellagra

noun

Definitions

Noun
  1. 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. 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”).

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