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leprosy

Pronunciation: /ˈlɛprəsi/

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Definition of leprosy

noun

[mass noun]
  • 1a contagious disease that affects the skin, mucous membranes, and nerves, causing discoloration and lumps on the skin and, in severe cases, disfigurement and deformities. Leprosy is now mainly confined to tropical Africa and Asia. Also called Hansen's disease.
    • Leprosy is caused by the bacterium Mycobacterium leprae, which is Gram-positive, non-motile, and acid-fast
  • 2a state of corruption or decay.

Origin:

mid 16th century (superseding Middle English lepry): from leprous + -y3

leprosy in other Oxford dictionaries

Definition of leprosy in the US English dictionary