rotor
nounmasculinetécnico/ʁɔ.ˈtɔɾ/medium
ro·tor
Definition
The rotating part of a machine or motor, especially in an electric motor, turbine, or helicopter.
The helicopter's rotor blades created a powerful downdraft.
The rotor inside the electric motor spins at high speed.
ant
Common collocations
helicopter rotorturbine rotormotor rotorrotor blade
Etymology
Do latim 'rota' (roda), através do alemão 'Rotor'.