ulcer
1. [ noun ] (medicine,pathology) a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue
Synonyms: ulceration
Related terms: lesion bedsore peptic_ulcer canker noli-me-tangere aphthous_ulcer chancroid noma ulcerate
Similar spelling:   ulcerous
  ulcerate