propellor
Noun
Meaning
a mechanical device that rotates to push against air or water
Source: WordNetSynonyms
Hypernyms
Hyponyms
Examples
A true beanie should have a propellor on the top.
Crosby 2002, p. 84. The Bf 109E had a better climb rate and was up to 40 mph faster in level flight than the Rotol (constant speed propellor) equipped Hurricane Mk I, depending on altitude.
A similar design, called the autogyro boat, uses a wind turbine without the propellor, and functions in a manner similar to a normal sail.
Iran even was producing UAV's and the Pilatus PC-7 propellor aircraft for observation.
The Bristol Aeroplane Company proposed to combine jet and piston engines but dropped the idea and concentrated on propellor turbines instead.