Rotor
1. Parts of Speech: Noun
2. Definitions:
- a rotating part of a machine that is responsible for transmitting power or motion;
- a device with rotating blades that produces a current of air for cooling or ventilation;
- a rotating part of an electrical machine, such as a generator or motor, that produces or receives an alternating or direct current;
- a rotating part of a helicopter, airplane, or ship that provides lift or propulsion.
3. Pronunciations:
- US: /ˈroʊtər/
- UK: /ˈrəʊtə/
4. Origin and Usage:
The word "rotor" originated from the Latin word "rota" which means "wheel". It was first used in the early 20th century to describe the rotating part of a machine that transmits power or motion. The term is commonly used in engineering and aviation to describe rotating components of machines, helicopters, airplanes, and ships.
5. Synonyms: impeller, propeller, turbine, fan, blower.
6. Related Words: motor, wheel, shaft, blade, pump.
7. Example Sentences:
- The helicopters rotor blades spun faster and faster as it lifted off the ground.
- The generators rotor produces a magnetic field that induces an electrical current in the stator.
- The cooling systems rotor blades circulated air throughout the room.