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 aircraft features eight lift propellers and one propulsion propeller, allowing for a range of 125 miles (200 km) and 60 minutes of flying time on a full charge of its batteries.—Abhimanyu Ghoshal, New Atlas, 13 Oct. 2025 The Port of Portland, which oversees general aviation in the region, acknowledged the uptick in helicopter and propeller aircraft activity.—Stepheny Price, FOXNews.com, 12 Oct. 2025 By analyzing these patterns, advanced algorithms can detect and localize undersea sounds such as submarine engines, ship propellers, or seismic activity.—Kapil Kajal, Interesting Engineering, 10 Oct. 2025 Its propeller guards offer it extra protection on take-off and landing.—Chris McMullen, Space.com, 8 Oct. 2025 See All Example Sentences for propeller
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