Vestibule

Etymology

from early 18th century French, derived from Latin vestibulum, -i n. "entrance court" or Latin vestibulum forecourt

• Date: 1726

Definitions

• 1 a : a passage, hall, or room between the outer door and the interior of a building : lobby

b : an enclosed entrance at the end of a railway passenger car

• 2 : any of various bodily cavities especially when serving as or resembling an entrance to some other cavity or space: as a : the central cavity of the bony labyrinth of the inner ear or the parts (as the saccule and utricle) of the membranous labyrinth that it contains

b : the part of the left ventricle below the aortic orifice

c : the space between the labia minora containing the orifice of the urethra

d : the part of the mouth cavity outside the teeth and gums

• 3 : a course that offers access (as to something new)