ulcerative colitis

Definition of ulcerative colitis

ulcerative colitis

(UL-seh-RUH-tiv koh-LY-tis)
Chronic inflammation of the colon that produces ulcers in its lining. This condition is marked by abdominal pain, cramps, and loose discharges of pus, blood, and mucus from the bowel.

Source: NCI Dictionary of Cancer Terms