1. A small entrance, reception room, or waiting area
   "Guests waited in the vestibule before being called into the main office";
   - anteroom, antechamber, entrance hall, hall, foyer, lobby
    
2. Any of various bodily cavities leading to another cavity (as of the ear or vagina)
   "The vestibule of the ear contains the organs of balance"

Derived forms: vestibules

Type of: bodily cavity, cavity, cavum, room

Part of: building, edifice

Encyclopedia: Vestibule, Split