Breadcrumb Home > Dictionary > Index O orate fratres: Meaning and Definition of Find definitions for: o•ra•te fra•tres Pronunciation: (ô-rä'te frä'tres), [key] — Rom. Cath. Ch. Rom. Cath. Ch. the call to prayer, addressed by the celebrant of the Mass to the people just before the Secret. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. orate oration TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: soign Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language