vestibule
noun
ves·ti·bule
ˈve-stə-ˌbyül 
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: such as
a
: the central cavity of the bony labyrinth of the inner ear or the parts (such 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)
Examples of vestibule in a Sentence
please leave your wet boots in the vestibule
Recent Examples on the Web
Two officers enter the outer vestibule of Nadler’s office, while a third, with a dog, stands by the door.
—
Jonathan Blitzer, New Yorker, 18 June 2025
Passengers using mobility devices and wheelchairs will find improved accessibility on Amtrak Airo, with restrooms, vestibules, and cafe cars designed for wheelchair accessibility and lifts for people using mobility devices.
—Evie Carrick, Travel + Leisure, 24 Mar. 2025
The designation protects parts of the lower level facing Madison Avenue, as well as the first-floor lobby, coat check, vestibules and the main stairwell from the lower level through the fifth floor.
—Robin Pogrebin, New York Times, 20 May 2025
Among other items, the board will discuss: A bid for purchasing a roughly $27,000 secure entry vestibule to be installed at Alfred Fairfax Academy.
—Sofi Zeman, Kansas City Star, 27 May 2025
See All Example Sentences for vestibule
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Jonathan Blitzer, New Yorker, 18 June 2025
Passengers using mobility devices and wheelchairs will find improved accessibility on Amtrak Airo, with restrooms, vestibules, and cafe cars designed for wheelchair accessibility and lifts for people using mobility devices.
—Evie Carrick, Travel + Leisure, 24 Mar. 2025
The designation protects parts of the lower level facing Madison Avenue, as well as the first-floor lobby, coat check, vestibules and the main stairwell from the lower level through the fifth floor.
—Robin Pogrebin, New York Times, 20 May 2025
Among other items, the board will discuss: A bid for purchasing a roughly $27,000 secure entry vestibule to be installed at Alfred Fairfax Academy.
—Sofi Zeman, Kansas City Star, 27 May 2025
See All Example Sentences for vestibule
Cite this Entry
“Vestibule.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/vestibule. Accessed 29 Jun. 2025.
Copy CitationKids Definition
vestibule
noun
ves·ti·bule
ˈves-tə-ˌbyü(ə)l
: a hall or room between the outer door and the inside part of a building
Medical Definition
vestibule
noun
ves·ti·bule
ˈves-tə-ˌbyül
: any of various bodily cavities especially when serving as or resembling an entrance to some other cavity or space: as
a(1)
: the central cavity of the bony labyrinth of the ear
(2)
: the parts of the membranous labyrinth comprising the utricle and the saccule and contained in the cavity of the bony labyrinth
b
: the space between the labia minora containing the orifice of the urethra
c
: the part of the left ventricle of the heart immediately below the aortic orifice
d
: the part of the mouth cavity outside the teeth and gums
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