What does stairwell mean?
A stairwell is the vertical space or shaft in a building that contains a flight of stairs. It includes the steps, landings, and often the surrounding walls or supporting framework, and it serves as the building's passage between floors. In British English, “stairwell” can also refer to the staircase itself, although in American English it more often emphasizes the enclosing space. The word is useful when describing either the architectural feature or a location: someone may wait in a stairwell, hear footsteps echoing through a stairwell, or use it as an emergency route. Although a stairwell can be simply functional, it is also a familiar setting in fiction and conversation, often associated with secrecy, isolation, encounters, or tension. Its compound formation reflects this practical meaning clearly: a stair occupies the well, or shaft, in which it rises.
nounA stairwell is a vertical shaft or enclosed space containing a flight of stairs, including the landings and supporting structure. In some dictionaries, the term can also refer to the flight of stairs itself.
- An enclosed vertical space or shaft containing a flight of stairs.
- The flight of stairs itself, especially in British English.
"She waited for her colleague in the stairwell between the third and fourth floors."
"The fire alarm echoed through the stairwell."
"A narrow flight of wooden steps forms the stairwell of the old townhouse."
The regular plural is “stairwells.”
"The old apartment block has several narrow stairwells."
A stairwell is a staircase's vertical address: the space that gives the steps a place in the building.
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.
Where does stairwell come from?
“Stairwell” is an English compound formed from “stair” and “well.” “Stair” refers to a step or series of steps, while “well” has an established meaning for a shaft or deep enclosed space; the compound therefore names the vertical space containing the stairs. The term developed as English architecture became increasingly organized around interior vertical circulation.
Related word forms
How stairwell is actually used
The term is neutral and standard in both British and American English. British usage may more readily allow “stairwell” to mean the staircase itself, while American usage tends to emphasize the enclosing space.
Easily confused with stairwell
A staircase is the sequence of steps and landings, whereas a stairwell is the vertical space or shaft that contains a staircase.