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Từ điển WordNet v3.1 - WordNet Dictionary
ulceration
1. a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosis of tissue (Freq. 1) • Syn: ulcer • Derivationally related forms: ulcerous (for: ulcer), ulcerate (for: ulcer) • Hypernyms: lesion • Hyponyms: aphthous ulcer, bedsore, pressure sore, decubitus ulcer, chancroid, peptic ulcer, peptic ulceration, canker, canker sore, noli-me-tangere, noma 2. the process of ulcer formation; the process of becoming ulcerated • Derivationally related forms: ulcerate • Hypernyms: organic process, biological process
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