/ Dictionary / Index B Bartholomew I: Meaning and Definition of Find definitions for: Bartholomew I Pronunciation: [key] , born 1940, Archbishop of Constantinople and Ecumenical Patriarch of the Eastern Orthodox Church since 1991. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Bartholomew Barthou Related Content Daily Word Quiz: secular Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language