/ Dictionary / Index C cancellus: Meaning and Definition of Find definitions for: can•cel•lus Pronunciation: (kan-sel'us), [key] — pl. -cel•li (in an early Christian basilica) one of a row of bars separating the clergy and sometimes the choir from the congregation. (in an ancient Roman basilica) one of a row of bars separating the court personnel from the spectators. a screen of such bars. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. cancellous cancer Related Content Daily Word Quiz: quandary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language