/ Dictionary / Index C columbarium: Meaning and Definition of Find definitions for: col•um•bar•i•um Pronunciation: (kol"um-bâr'ē-um), [key] — pl. -bar•i•a a sepulchral vault or other structure with recesses in the walls to receive the ashes of the dead. any one of these recesses. columbary. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: columbarium (Thesaurus) Columba columbary Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language