wattmeter

Definitions

General Science

  • noun an instrument for measuring electrical power

Construction

  • A calibrated instrument that measures electric power in watts.

Electronics

  • An instrument, such as a watt-hour meter, which measures and indicates electrical power consumption for a given or combined time interval, as expressed in watts or fractions/multiples of watts such as milliwatts or kilowatts. Its abbreviation is WM.
  • acronymWM
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