/ Dictionary / Index W Westminster Assembly: Meaning and Definition of Find definitions for: West'minster Assem'bly Pronunciation: [key] a convocation that met at Westminster, London, 1643–49, and formulated the articles of faiththat are accepted as authoritative by most Presbyterian churches. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Westminster Abbey West Monroe Related Content Daily Word Quiz: nefarious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language