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

Properly speaking, the door was not a folding door; it was a sliding door.

From The House An Episode in the Lives of Reuben Baker, Astronomer, and of His Wife, Alice by Field, Eugene

Her place was by the folding door of the general-room.

From The Story of Louie by Onions, Oliver [pseud.]

The double folding door is also said to have come from the Moorish temple.

From Southern Spain by Calvert, A. F. (Albert Frederick)