Propellor as a noun is one who, or that which, propels. while Propeller as a noun is 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.
Part of speech: noun
Definition: One who, or that which, propels.
Part of speech: noun
Definition: 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.
We hope you now know whether to use Propellor or Propeller in your sentence.