[no obj] medical : to form an ulcer
▪ The wound began to ulcerate.
▪ The wound began to ulcerate.
— ulcerated adjective
▪ an ulcerated wound [=a wound that has formed an ulcer or many ulcers] ▪ an ulcerated stomach/throat
▪ an ulcerated wound [=a wound that has formed an ulcer or many ulcers] ▪ an ulcerated stomach/throat







