vestry

 
Pronunciation: /ˈvɛstri/

noun (plural vestries)

  • a room or building attached to a church, used as an office and for changing into ceremonial vestments.
  • a meeting of parishioners, originally in a vestry, for the conduct of parochial business.

Origin:

late Middle English: probably from an Anglo-Norman French alteration of Old French vestiarie, from Latin vestiarium