folding door

American  

noun

1. a door with hinged sections that can be folded flat against one another when opened.

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folding door British  

noun

1. a door in the form of two or more vertical hinged leaves that can be folded one against another

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Etymology

Origin of folding door

First recorded in 1605–15

Example Sentences

Although there are no windows on the east wall, the unit receives a surplus of southern light thanks to the folding door.

From Los Angeles Times • Jan. 25, 2022

Tesla begins taking reservations at noon on Friday for the characteristically sleek vehicle resembling a taller version of its Model S sedan, but with a folding door hinged on the roof.

From The Guardian • Feb. 10, 2012

The school-room was therefore entered from the lobby by only one large folding door.

From Rattlin the Reefer by Marryat, Frederick

"This is my main gallery," said Lord Badgery, throwing open one leaf of a tall folding door.

From Mortal Coils by Huxley, Aldous

The two leaves of the folding door were thrown open, and Barbara, supported by two ladies, entered weeping.

From Continental Monthly, Vol. 4, No 3, September 1863 Devoted to Literature and National Policy by Various