Definitions for "Book of Common Prayer"
The official liturgy of the Episcopal Church (BCP); a collection of prayers, readings, Psalms, devotions, and services used by the Episcopal Church; the worship book used by Episcopalians. Nearly all services in any Episcopal Church will be printed in this book.
the Anglican service book of the Church of England; has had several revisions since the Reformation and is widely admired for the dignity and beauty of its language
The primary guide for worship in the Episcopal Church. The first Anglican Book of Common Prayer was written in English in 1549 by Archbishop Thomas Cranmer. This first Book of Common Prayer was drawn from a number of Latin books and manuals used to conduct services at that time.