/ Dictionary / Index C certifiable: Meaning and Definition of Find definitions for: cer•ti•fi•a•ble Pronunciation: (sûr'tu-fī"u-bul, sûr"tu-fī'-), [key] — adj. capable of being certified. legally committable to a mental institution. fit or ready for an insane asylum. uncontrollable; insane: a certifiable desire. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: certifiable (Thesaurus) certif. certificate Related Content Daily Word Quiz: illegible Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language