/ Dictionary / Index O orometer: Meaning and Definition of Find definitions for: o•rom•e•ter Pronunciation: (ô-rom'i-tur, ō-rom'-), [key] — n. an aneroid barometer with a scale giving elevations above sea level, used to determine land-surface altitudes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. oroide Oromo Related Content Daily Word Quiz: rustic Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language