Rotor may refer to:

Science and technology

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Engineering

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Computing

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  • Rotor machine, the rotating wheels used in certain cipher machines, such as the German Enigma machine
  • Rotor (software project), the former code name for Microsoft's shared source implementation of its Common Language Infrastructure

Chemistry

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  • 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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Mathematics

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  • Rotor (mathematics), an even-graded multivector used to produce rotations and some other affine transformations
  • 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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