Rotor may refer to:
Science and technology
Engineering
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Rotor (electric), the non-stationary part of an alternator or electric motor, operating with a stationary element so called the stator
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Helicopter rotor
A helicopter main rotor or rotor system is the combination of several rotary wings (rotor blades) with a control system, that generates the aerodynamic lift force that supports the weight of the helicopter, and the thrust that counteracts aerody ...
, the rotary wing(s) of a rotorcraft such as a helicopter
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ROTOR, a former radar project in the UK following the Second World War
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Rotor (turbine), the rotor of a turbine powered by fluid pressure
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Rotor (crank), a variable-angle bicycle crank
*Rotor (brake), the disc of a
disc brake
A disc brake is a type of brake that uses the calipers to squeeze pairs of pads against a disc or a "rotor" to create friction. This action slows the rotation of a shaft, such as a vehicle axle, either to reduce its rotational speed or to hol ...
, in U.S. terminology
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Rotor (brake mechanism), a device that allows the handlebars and fork to revolve indefinitely without tangling the rear brake cable - see
Detangler
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Rotor (distributor)
A distributor is an enclosed rotating switch used in spark-ignition internal combustion engines that have mechanically timed ignition. The distributor's main function is to route high voltage current from the ignition coil to the spark plu ...
, a component of the ignition system of an internal combustion engine
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Pistonless rotary engine
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Rotor (antenna)
Computing
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Rotor machine, the rotating wheels used in certain cipher machines, such as the German Enigma machine
**
Rotor (Enigma machine), a rotating part of the German Enigma machine
*
Rotor (software project), the former code name for Microsoft's shared source implementation of its Common Language Infrastructure
Chemistry
* The rotating part of a
centrifuge, which also holds the samples
*
Rigid rotor, a mathematical model for rotating systems (usually molecules)
Medicine
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Rotor syndrome, a rare liver disorder
Mathematics
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Rotor (mathematics), an even-graded multivector used to produce rotations and some other affine transformations
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Curl (mathematics), known as rotor in some countries, a vector operator that shows a vector field's rate of rotation
Other uses
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SC Rotor Volgograd, a Russian football club
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Rotor (Sonic the Hedgehog), a fictional character from the Sonic the Hedgehog universe
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Rotor (ride), the trade name for an amusement ride
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Rotor (meteorology), a turbulent horizontal vortex that forms in the trough of lee waves
*Rotor, a space colony in Isaac Asimov's novel ''
Nemesis
In ancient Greek religion, Nemesis, also called Rhamnousia or Rhamnusia ( grc, Ῥαμνουσία, Rhamnousía, the goddess of Rhamnous), was the goddess who personifies retribution, a central concept in the Greek world view.
Etymology
The n ...
''
*''
R.O.T.O.R.
''R.O.T.O.R.'' (also known as ''Blue Steel'' and ''R.O.T.O.R.: Police Force'') is a 1987 American science fiction action film starring Richard Gesswein, Jayne Smith and Margaret Trigg. The film has been described as a low-budget copy of ''The Te ...
'', a 1987 science fiction/action movie
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