rotor
/ˈroʊtər/
noun
- The part of a machine that turns around, especially the blades on top of a helicopter that spin to make it fly.
- The helicopter's rotor spun faster as it prepared for takeoff.
- The engineer inspected the main rotor for any cracks or damage.
- A loose rotor can cause serious problems in a wind turbine.
- The rotating part inside a motor or generator that spins to produce motion or electricity.
- The electric motor's rotor is made of copper wire wound around a metal core.
- The technician replaced the damaged rotor in the factory machine.
- If the rotor gets stuck, the generator will stop producing power.
- A set of rotating blades used to create lift or thrust, such as on a drone or a wind turbine.
- The toy helicopter has a small plastic rotor on top.
- Each rotor on the wind turbine is over 50 meters long.
- The drone's four rotors lifted it smoothly into the air.