Definition of direct current in English:

direct current

Syllabification: di·rect cur·rent
(abbreviation: DC)


An electric current flowing in one direction only. Compare with alternating current.
More example sentences
  • An integral inverter changes the direct current to alternating current for transmission into the facility's electrical distribution systems.
  • LED lights require a transformer to turn alternating current to direct current.
  • High frequency current should be used for starting the direct current and arc with alternating current high frequency should be used continuously.

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