Ulceration
Pronunciation : Ul`cer*a"tion
Part of Speech : n.
Etymology : [L. ulceratio: cf. F. ulc?ration.] (Med.)
Definition : Defn: The process of forming an ulcer, or of becoming ulcerous; the state of being ulcerated; also, an ulcer.
Source : Webster's Unabridged Dictionary, 1913
Merriam-Webster's Everyday Language Reference Set: Includes: The Merriam-Webster Dictionary, The Merriam-Webster Thesaurus, and The Merriam-Webster Vocabulary Builder