/ Dictionary / Index O orographic precipitation: Meaning and Definition of Find definitions for: orograph'ic precipita'tion Pronunciation: [key] precipitation caused by the lifting of moist air over a mountain barrier. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. orographic cloud orography Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language