diverticulitis
noun
- digestive disease caused by an inflammation of a herniating pouch (diverticulum) within the wall of the intestine, most often colon
Wiktionary
noun
- An infection of the diverticulum.
“He had a slight fever and thought he had appendicitis. So did his doctor, who sent him to the emergency room, where an M.R.I. revealed not appendicitis but diverticulitis, an infection in an outpouching of his colon he never knew he had.”