/ Dictionary / Index R ribwort: Meaning and Definition of Find definitions for: rib•wort Pronunciation: (rib'wûrt", -wôrt"), [key] — n. See Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: ribwort (Thesaurus) rib vault Ricardian theory of rent Related Content Daily Word Quiz: dissonant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language