/ Dictionary / Index E ecclesiarch: Meaning and Definition of Find definitions for: ec•cle•si•arch Pronunciation: (i-klē'zē-ärk"), [key] — n. Eastern Ch. a sacristan, esp. of a monastery. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. ecclesial Ecclesiastes Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language