| 单词 | pellagra |
| 释义 | Word Frequency pellagra(pəˈleɪɡrə, -ˈlæ-) noun pathology 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 and mental disturbance Derived forms pellagrous (pelˈlagrous) adjective Word origin C19: via Italian from pelle skin + -agra, from Greek agra paroxysm |
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