/ Dictionary / Index C coelom: Meaning and Definition of Find definitions for: coe•lom Pronunciation: (sē'lum), [key] — pl. coe•loms, coe•lo•ma•ta the body cavity of higher metazoans, between the body wall and intestine, lined with a mesodermal epithelium. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: coelom (Thesaurus) coeliac coelomate Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language