/ Dictionary / Index O orarion: Meaning and Definition of Find definitions for: o•rar•i•on Pronunciation: (u-râr'ē-un), [key] — pl. o•rar•i•a a stole worn by deacons. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ora pro nobis* orarium Related Content Daily Word Quiz: agitated Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language