vestry

/ˈvɛstɹi/noun
High School
1

A room in a church where the clergy put on their vestments and where these are stored; also used for meetings and classes.

2

An assembly of persons (ad hoc or recurrent) who manage parochial affairs; so called because usually held in a vestry.

3

A committee of parishioners elected to administer the temporal affairs of a parish.