colitis

noun

1. (uncountable, usually)inflammation of the colon.

   “Peritoneal fluid was commonly found in acute colitides, particularly pseudomembranous, infectious, and ischemic colitides, and not in chronic IBD.”

2. (abbreviation, alt-of, ellipsis, informal, uncountable, usually)Ellipsis of ulcerative colitis.

   “Crohn's disease and colitis”