especially: a device that consists of a central hub with radiating blades placed and twisted so that each forms part of a helical surface and that is used to propel a vehicle (such as a ship or airplane)
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The foldable propeller arms are the centerpiece of this innovation.—Sujita Sinha, Interesting Engineering, 15 Sep. 2025 An unusual rescue played out in a North Florida river when Fish and Wildlife officers discovered a dog had been struck by a recreational boat’s spinning propeller, state officials say.—Mark Price, Miami Herald, 12 Sep. 2025 By 1950, shipping traffic increased fivefold, with bigger ships and noisier propellers.—Laura Baisas, Popular Science, 11 Sep. 2025 The plane was a Cirrus SR22 aircraft, which is a small single-engine propeller plane, the airport spokesperson said.—David Clarey, jsonline.com, 11 Sep. 2025 See All Example Sentences for propeller
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