propeller

• Dispositivo mecânico com lâminas giratórias que empurra o ar ou a água para gerar propulsão, usado em aviões, navios e outros veículos. Também pode se referir especificamente à hélice de embarcações.

A mechanical device with rotating blades that pushes against air or water to create thrust, commonly used to propel aircraft, ships, and other vehicles.

1. Rotating mechanical deviceB1formal

   A device with rotating blades that creates thrust to propel a vehicle through air or water.

   Hélice

   • The airplane's propeller spun rapidly before takeoff.
   • The boat's propeller was damaged by a submerged log.
   • Engineers designed a new propeller for the drone.

   Sinônimosairscrewproprotorscrew