na·​celle | \ nə-ˈsel How to pronounce nacelle (audio) \

Definition of nacelle

: a streamlined enclosure (as for an engine) on an aircraft

Examples of nacelle in a Sentence

Recent Examples on the Web The refueling port on the left nacelle is also exposed—either the jet was de-fueled after being declared safe or the shock of the landing knocked the door into the downward position. Kyle Mizokami, Popular Mechanics, "A-10 Warthog Pulls Off Emergency Belly Flop After Landing Gear Malfunction," 8 Apr. 2020 What's next: a saucer section and warp-capable nacelles on the X-37B, like the ones that adorn the Starship Enterprise? Darren Orf, Popular Mechanics, "Why the U.S. Space Force Should Boldly Embrace Star Trek," 27 Jan. 2020 The nacelles are a design element borrowed from the classic CERV I and II (Corvette Engineering Research Vehicle) experimental cars and Corvette SS and SR2 race cars. Mark Phelan, Detroit Free Press, "2020 Chevrolet Corvette convertible shares this feature with classic race cars," 3 Oct. 2019 ABOUT EVERY seven days, turbine parts are loaded onto a giant ship in Hull docks: blades measuring 75 metres (250 feet), 90-metre-high towers and 400-tonne nacelles, the masses of steel, fibreglass and gears that together transform wind into power. The Economist, "Lessons from Britain, the world’s biggest offshore wind market," 21 Sep. 2019 As a result, sections of the wings are much thicker than on a normal passenger jet, with a pair of engine nacelles mounted above the rear trailing edges. Jonathan M. Gitlin, Ars Technica, "“Flying-V” airplane design promises fuel savings, but there’s a catch," 4 June 2019 The Osprey is 57 feet long and 22 feet high with its engine nacelles rotated upward. Kyle Mizokami, Popular Mechanics, "V-22 Osprey: The Story of the Revolutionary Tiltrotor Aircraft," 8 Feb. 2019 The set also features adjustable and motorized turbine blades and a movable nacelle with aircraft warning lights. Avery Thompson, Popular Mechanics, "Put Renewable Energy On Your Desk With a Lego Wind Turbine," 26 Sep. 2018 The engine includes a composite fan more than 11 feet in diameter, tucked into a 14-and-a-half-foot engine capsule, or nacelle. Sam Blum, Popular Mechanics, "The Biggest Jet Engines in History Are Finally Ready to Power Boeing's Biggest Plane," 4 Jan. 2019

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

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First Known Use of nacelle

1904, in the meaning defined above

History and Etymology for nacelle

French, literally, small boat, from Late Latin navicella, diminutive of Latin navis ship — more at nave

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Time Traveler for nacelle

Time Traveler

The first known use of nacelle was in 1904

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Cite this Entry

“Nacelle.” Dictionary, Merriam-Webster, Accessed 9 May. 2021.

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Nglish: Translation of nacelle for Spanish Speakers

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