Breadcrumb Home > Dictionary > Index O Oruro: Meaning and Definition of Find definitions for: O•ru•ro Pronunciation: (ô-r'rô), [key] a city in W Bolivia: a former capital. 145,410; over 12,000 ft. (3660 m) high. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ortolan ORuss ✖ Related Content Daily Word Quiz: nabob Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language