Meaning of “commutator” in the English Dictionary


"commutator" in English

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commutatornoun [ C ]

uk /ˈkɒm.jə.teɪ.tər/ us /ˈkɑː.mjə.teɪ.t̬ɚ/ specialized

Examples from literature

  • Brushes sparking badly on commutator of dynamo—due to poor contact. 
  • Q. Why should sandpaper be used to smooth commutator instead of emery cloth? 
  • The first dynamos were constructed with two commutator bars. 
  • There are fifteen sections in the commutator, and each coupling is connected to a section. 
  • These vibrations are adjusted to a very narrow range, but are sufficient to close the contacts of a commutator which reverses the current at each semi-vibration of the pendulum. 

(Definition of “commutator” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)