American Heritage® Dictionary of the English Language, Fourth Edition
- n. An electric current that reverses direction in a circuit at regular intervals.
- n. an electric current in which the direction of flow of the electrons reverses periodically having an average of zero, with positive and negative values (with a frequency of 50 Hz in Europe, 60 Hz in the US, 400 Hz for airport lighting, and some others); especially such a current produced by a rotating generator or alternator.
GNU Webster's 1913
- (Elec.) A current which periodically changes or reverses its direction of flow, especially an electric current that reverses direction sinusoidally, as is used for most domestic and industrial power requirements. Contrasted with
- n. an electric current that reverses direction sinusoidally
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These user-created lists contain the word ‘alternating current’.
An extract from the "Zold Tolmacs" project, a HU-EN environmental dictionary compiled by Robert Gulyas in 2000.
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words associated with electric shock.
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