VES'TIBULE, noun [Latin vestibulum.] 1. The porch or entrance into a house, or a large open space before the door, but covered. Vestibules for magnificence are usually between the court and garden. 2. A little antechamber before the entrance of an ordinary apartment. 3. An apartment in large buildings, which presents itself into a hall or suit of rooms or offices. An area in which a magnificent staircase is carried up is sometimes called a vestibule 4. In anatomy, a cavity belonging to the labyrinth of the ear.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI