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rotor

  • noun
  • /ˈɹəʊ.tə/

A rotating part of a mechanical device; for example, in an electric motor, generator, alternator or pump.

Other meanings

  1. In a disc brake, the metal disc attached to the wheel hub.

  2. The wing of a helicopter or other rotary wing aircraft (e.g., heli-type drone).

Related words

  • hexarotor
  • multirotor
  • proprotor
  • quadrotor
  • rotorcraft
  • rotored
  • rotorless
  • rotorstator
  • tiltrotor
  • open rotor
  • mountain rotor
  • Flettner rotor

Where this comes from

This definition is adapted from “rotor” on Wiktionary, by its contributors, published under CC BY-SA 4.0. This page is published under the same licence.