/ Dictionary / Index C communion plate: Meaning and Definition of Find definitions for: commun'ion plate" Pronunciation: [key] — Rom. Cath. Ch. Rom. Cath. Ch. the plate held under the chin of a communicant to catch the Host if it should fall. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. communion of saints communion rail Related Content Daily Word Quiz: blanch Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language