/ Dictionary / Index I inflammatory bowel disease: Meaning and Definition of Find definitions for: inflam'matory bow'el disease" Pronunciation: [key] any intestinal inflammatory disease, esp. Crohn's disease and ulcerative colitis, of unknown cause. Abbr.: IBD Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. inflammatory inflatable Related Content Daily Word Quiz: pundit Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language