/ Dictionary / Index R Rancagua: Meaning and Definition of Find definitions for: Ran•ca•gua Pronunciation: (räng-kä'gwä), [key] — n. a city in central Chile. 108,010. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ran ranch Related Content Daily Word Quiz: exasperate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language