Western Church

WordReference Random House Unabridged Dictionary of American English © 2026

West′ern Church′, 

1. the Roman Catholic Church, sometimes with the Anglican Church, or, more broadly, the Christian churches of the West.

• 1620–30

Collins Concise English Dictionary © HarperCollins Publishers::

Western Church noun

1. the part of Christendom that derives its liturgy, discipline, and traditions principally from the patriarchate of Rome, as contrasted with the part that derives these from the other ancient patriarchates, esp that of Constantinople
2. the Roman Catholic Church, sometimes together with the Anglican Communion of Churches