Crossword clue: the process of forming an ulcer, or of becoming ulcerous; the state of being ulcerated; also, an ulcer.
1 answer found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
a circumscribed inflammatory and often suppurating lesion on the skin or an internal mucous surface resulting in necrosi