/ Dictionary / Index I ileocolitis: Meaning and Definition of Find definitions for: il•e•o•co•li•tis Pronunciation: (il"ē-ō-ku-lī'tis, -kō-), [key] — n. Pathol. inflammation of the mucous membrane of the ileum and colon. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ileocecal ileocolostomy Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language