alternating current

Definitions

General Science

Computing

  • noun an electrical current whose value varies with time in a regular sinusoidal way, changing direction of flow each half cycle.

Construction

  • An electric current that reverses direction at regular intervals. In the U.S., most current for domestic use reverses direction at 60 cycles per second.
http://www.dictionarycentral.com/definition/alternating-current.html