Propeller

Pronunciation

Alternative forms

• propellor

Origin

From propel + -er.

Full definition of propeller

Noun

1. One who, or that which, propels.
2. 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.
3. A steamboat thus propelled; a screw steamer.

Derived terms

• propeller beanie
• propellerhead

Related terms

• prop
• propulsion