名詞 pellagra:

1. 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
   同義詞：Alpine scurvy, mal de la rosa, mal rosso, maidism, mayidism, Saint Ignatius' itch

pel.lag.ra

n.（名詞）
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.
糙皮病：一種由于食用缺乏煙堿酸和蛋白質(zhì)的食物而引起的疾病，癥狀為皮膚出疹子、消化和神經(jīng)系統(tǒng)紊亂及最終心智退化

來源：
Italian
意大利語
pelle [skin] from Latin pellis * see pel- 3
pelle [皮膚] 源自 拉丁語 pellis *參見 pel- 3
-agra [a seizure] from Latin from Greek from agra [a seizing] * see ag-
-agra [驟發(fā)] 源自 拉丁語 源自 希臘語 源自 agra [抓住，奪取] *參見 ag-

【引伸】
pellag.rous
adj.（形容詞）