pro·pel·ler noun \prə-ˈpe-lər\
: a device with two or more blades that turn quickly and cause a ship or aircraft to move
: one that propels; 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 (as a ship or airplane)
First Known Use of PROPELLER
Rhymes with PROPELLER
propeller noun (Concise Encyclopedia)
Device with a central hub and radiating blades placed so that each forms part of a helical (spiral) surface, used to propel a vehicle such as a ship or airplane. By its rotation in water or air, the propeller produces thrust on the blades, which gives forward motion to the vehicle.
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