Definition of commutate in English:


transitive verb

[with object]
  • Regulate or reverse the direction of (an alternating electric current), especially to make it a direct current.

    as adjective commutating ‘commutating coils’
    • ‘An electronically commutated motor has a stator with two winding phases.’
    • ‘A main switching element is provided to turn ON and OFF an input voltage, and a synchronous commutating switching element is provided to perform synchronous commutation of a load current.’
    • ‘The units provide sinusoidal commutated motor drive as well as field-oriented motor control.’



/ˈkämyəˌtāt/ /ˈkɑmjəˌteɪt/


Late 19th century from Latin commutat- ‘changed altogether, exchanged, interchanged’, from the verb commutare (see commute).