fen·​es·​tra·​tion | \ ˌfe-nə-ˈstrā-shən How to pronounce fenestration (audio) \

Definition of fenestration

1 : the arrangement, proportioning, and design of windows and doors in a building
2 : an opening in a surface (such as a wall or membrane)
3 : the operation of cutting an opening in the bony labyrinth between the inner ear and tympanum to replace natural fenestrae that are not functional

Examples of fenestration in a Sentence

Recent Examples on the Web With the flip of a switch, the entire upper half of the car deconstructs like an origami swan unfolding, and once the clamshells, flaps and fenestration settle down, a sleek convertible reveals itself. Wesley Tudor, Robb Report, 1 Feb. 2022 They were also tasked with installing the almost 7,000-square-feet of triple-pane, sliding steel thermal doors and windows from famed Italian fenestration experts Brombal. Howard Walker, Robb Report, 14 Dec. 2021 The machines are then able to effortlessly create the fenestration and conduits for doors, windows, electrical, plumbing, mechanical and information technology infrastructure. Jennifer Castenson, Forbes, 23 June 2021 The Bauhaus was top of the list, and Johnson, too, fell hard for Gropius’s unadorned facades and industrial fenestration. Jason Farago, New York Times, 7 Sep. 2017 The surrounding decoration stretches and compresses to suit the ever-changing fenestration. Blake Gopnik, New York Times, 1 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fenestration.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of fenestration

1846, in the meaning defined at sense 1

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The first known use of fenestration was in 1846

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Cite this Entry

“Fenestration.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fenestration. Accessed 12 Aug. 2022.

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fen·​es·​tra·​tion | \ ˌfen-ə-ˈstrā-shən How to pronounce fenestration (audio) \

Medical Definition of fenestration

1a : a natural or surgically created opening in a surface
b : the presence of such openings
2 : a surgical procedure that involves cutting an opening in the bony labyrinth between the inner ear and tympanum to replace natural fenestrae that are not functional (as in otosclerosis)


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