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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Last year, the company also bought around 300 battery, flight control and propeller patents from now-defunct air taxi maker Lilium.—Samantha Subin, CNBC, 29 May 2026 The drone looks like a miniature blimp surrounded by a ring of propellers.—Noah Daly
updated May 28, Idaho Statesman, 28 May 2026 There was also the problem of propeller blades in front, obstructing a clear shot at German enemy aircraft.—Rachel Treisman, NPR, 26 May 2026 Intended for builders ages 8 and up, the set includes 333 pieces that can be made into a model of a bush plane, featuring realistic mechanisms like a spinning propeller and adjustable ailerons.—Mia Huelsbeck, PEOPLE, 23 May 2026 See All Example Sentences for propeller