ulcerate
verb
ul·cer·ate ˈəl-sə-ˌrāt 
ulcerated; ulcerating
transitive verb
: to affect with or as if with an ulcer
intransitive verb
: to become affected with or as if with an ulcer
Example Sentences
The wound began to ulcerate.
Recent Examples on the Web The intestines of typhoid patients often had inflamed or ulcerated nodules known as glands of Peyer or Peyer’s patches, named after a 17th-century Swiss anatomist. 
Timothy Kent Holliday, Smithsonian Magazine, 21 Apr. 2020 As the man lay shackled to his hospital bed by both wrists and ankles and at his waist, the skin on his back began to ulcerate. Sheri Fink, New York Times, 10 June 2019 The limbs swell, develop ulcerating sores and eventually rot. Donald G. Mcneil Jr., New York Times, 10 Apr. 2017
Timothy Kent Holliday, Smithsonian Magazine, 21 Apr. 2020 As the man lay shackled to his hospital bed by both wrists and ankles and at his waist, the skin on his back began to ulcerate. Sheri Fink, New York Times, 10 June 2019 The limbs swell, develop ulcerating sores and eventually rot. Donald G. Mcneil Jr., New York Times, 10 Apr. 2017 Word History
First Known Use
15th century, in the meaning defined at intransitive sense
Medical Definition
ulcerate
verb
ul·cer·ate ˈəl-sə-ˌrāt
ulcerated; ulcerating
intransitive verb
: to become affected with or as if with an ulcer
transitive verb
: to affect with or as if with an ulcer
an ulcerated stomach
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