/ Dictionary / Index R Río da Duvida: Meaning and Definition of Find definitions for: Río da Du•vi•da Pronunciation: (Port. rē'oo dä d'vi-dä"), [key] former name of Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Río Cuarto Rio de Janeiro 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