/ Dictionary / Index C certitude: Meaning and Definition of Find definitions for: cer•ti•tude Pronunciation: (sûr'ti-td", -tyd"), [key] — n. freedom from doubt, esp. in matters of faith or opinion; certainty. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: certitude (Thesaurus) certiorari certosina Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language