Religious Glossary - common terms used related to Religion
Congregation - A group of people who adhere to a common
faith and habitually attend a given church.
A congregation is the group of members who make up a local
Christian church, Jewish synagogue, or other religious assembly.
It also means those who are present at a service thereat,
as opposed to the building itself. (wikipedia)
A group of Christians that meet and worship together, usualy
having a formal organization and a church building. Congregational
denominations are run as an alliance of Congregations, the
national organization being seen as a way to pool resources
and present a unified message to the unbelieving world.