ulceration Meaning, Definition & Usage

  1. noun a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue
    ulcer.
  2. noun the process of ulcer formation; the process of becoming ulcerated

WordNet

Ul`cer*a"tion noun
Etymology
L. ulceratio: cf. F. ulcération.
Definitions
  1. (Med.) The process of forming an ulcer, or of becoming ulcerous; the state of being ulcerated; also, an ulcer.

Webster 1913