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Noun: ulceration  ,úl-su'rey-shun
  1. A circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue
    - ulcer
  2. The process of ulcer formation; the process of becoming ulcerated

Derived forms: ulcerations

Type of: biological process, lesion, organic process

Encyclopedia: Ulceration