/ Dictionary / Index B Book of Common Prayer*: Meaning and Definition of Find definitions for: Book' of Com'mon Prayer' Pronunciation: [key] the service book of the Church of England, essentially adopted but changed in details by other churches of the Anglican communion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Book of Changes* book of hours Related Content Daily Word Quiz: careening Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language