noun \prə-ˈpe-lər\

: a device with two or more blades that turn quickly and cause a ship or aircraft to move

Full Definition of PROPELLER

:  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)

Variants of PROPELLER

pro·pel·ler also pro·pel·lor \prə-ˈpe-lər\

First Known Use of 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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