from The American Heritage® Dictionary of the English Language, 4th Edition

  • n. A device by which angular movement or position in a generator is transmitted to a motor.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a system consisting of a generator and a motor so connected that the motor will assume the same relative position as the generator; the generator and the motor are synchronized


sel(f) + syn(chronous).
(American Heritage® Dictionary of the English Language, Fourth Edition)


  • The gun turrets were each remotely controlled by gun sights with electro mechanical selsyn (self synchronous) motors located in the heated and pressurized cabin areas.

    Vernon L. Smith - Autobiography


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