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English definition of “propeller”

propeller

noun [C]     /prəˈpel.ər/ US  // (informal prop)
a device that causes a ship or aircraft to move , consisting of two or more blades that turn round at high speed Parts of ships and boatsParts of aeroplanes
(Definition of propeller noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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