Definitions for "Minster"
A church of a monastery. The name is often retained and applied to the church after the monastery has ceased to exist (as Beverly Minster, Southwell Minster, etc.), and is also improperly used for any large church.
1. In Christianity: Originally, the name for any monastic establishment or its church, whether a monastery proper or a house of secular canons. 2. In Midwestern vernacular, it forms part of the proper names of (especially) Presbyterian congregations.
any of certain cathedrals and large churches; originally connected to a monastery