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leprosy Line breaks: lep|rosy
Pronunciation: /ˈlɛprəsi/

Definition of leprosy in English:


[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.
Example sentences
  • The most severe form of leprosy produces large disfiguring nodules, or lumps.
  • Programmes to control leprosy, hepatitis and dengue fever are vividly shown.
  • Both Danielssen and Boeck believed that leprosy was a hereditary disease.
2A state of corruption or decay.


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

Definition of leprosy in:
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