inflammatory bowel diseaseListen to pronunciation(in-FLA-muh-TOR-ee BOW-ul dih-ZEEZ)A general term that refers to the inflammation of the colon and rectum. Inflammatory bowel disease includes ulcerative colitis and Crohn disease.Search NCI's Dictionary of Cancer TermsStarts withContainsBrowse:ABCDEFGHIJKLMNOPQRSTUVWXYZ#