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n. A machine for propelling an aircraft or boat, consisting of a power-driven shaft with radiating blades that are placed so as to thrust air or water in a desired direction when spinning.

n. One who, or that which, propels.

n. A mechanical device, with shaped blades that turn on a shaft, to push against air or water, especially one used to propel an aircraft or boat.

n. A steamboat thus propelled; a screw steamer.

n. One who, or that which, propels.

n. A contrivance for propelling a steam vessel, usually consisting of a screw placed in the stern under water, and made to revolve by an engine; a propeller wheel.

n. A steamboat thus propelled; a screw steamer.

n. One who or that which propels; in marine engineering, broadly, any contrivance or appliance, as a sail, paddle, oar, paddle-wheel, screw, etc., used for moving vessels floating upon the surface of water, or under the surface; in a more restricted and more generally accepted sense, any instrument or appliance, and especially a screw, used for marine propulsion and actuated by machinery (usually a steam-engine called a marine engine) carried by the vessel so propelled.

n. A boat or vessel driven by a propeller.

n. In fishing, a kind of trolling-hook with artificial bait, fitted with wings or flanges to make it spin in the water; a spinning-bait.

n. See the qualifying words.

n. In electricity, in the tangential system of traction, the moving part of the system, corresponding to the rotor of an alternator, which is drawn along by the inductive action of the stator-coils between the track and thus affords motive power for the attached cars.

n. a mechanical device that rotates to push against air or water

"The propeller is just a big fan in front of the plane used to keep the pilot cool."

mechanical device   

hydraulic propeller    left-handed propeller    guideblade propeller    feathering propeller    archimedean   

propulsion    prop   

airscrew    variable-pitch propeller    screw propeller    airplane propeller    prop    screw   

propeller beanie    propellerhead   

Heller    Keller    Seller    Teller    Weller    bestseller    cellar    dweller    eller    feller   

rotor    turbine    screw    motor    piston    rudder    pulley    lever    paddle    elevator