rotor
pronunciation
How to pronounce rotor in British English:
UK [ˈrəʊtə(r)]
How to pronounce rotor in American English:
US [ˈroʊtə(r)]
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- Noun:
- the rotating armature of a motor or generator
- the revolving bar of a distributor
- rotating mechanism consisting of an assembly of rotating airfoils; horizontal rotors on a helicopter or compressor rotors of a jet engine
Word Origin
- rotor (n.)
- 1873, irregular shortening of rotator (see rotate (v.)), originally in mathematics. Mechanical sense is attested from 1903; specifically of helicopters from 1930.
Example
- 1. The rotor is slotted into place on the nacelle
- 2. It also removes the need for a tail rotor .
- 3. So in forward flight each rotor can produce an equal amount of lift on each side , thus providing balance .
- 4. Although nasa has not yet released the full result , the noise difference between the two aircraft could dampen enthusiasm for open rotor engine technology .
- 5. Such machines are known as asynchronous motors , because the rotor 's magnetic field never catches up with the stator 's field .