/ Dictionary / Index C cancellous: Meaning and Definition of Find definitions for: can•cel•lous Pronunciation: (kan'su-lus), [key] — adj. Anat. cancellate (def. 1). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cancellous (Thesaurus) cancellation law cancellus 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