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Electrical room device
Answer for the clue "Electrical room device ", 9 letters:
wattmeter
Word definitions for wattmeter in dictionaries
Wikipedia
Word definitions in Wikipedia
The wattmeter is an instrument for measuring the electric power (or the supply rate of electrical energy ) in watts of any given circuit . Electromagnetic wattmeters are used for measurement of utility frequency and audio frequency power; other types are ...
The Collaborative International Dictionary
Word definitions in The Collaborative International Dictionary
Wattmeter \Watt"me`ter\, n. [Watt + meter.] (Physics) An instrument for measuring power in watts, -- much used in measuring the energy of an electric current.
Wiktionary
Word definitions in Wiktionary
n. An instrument for measuring electric power in watts.
Usage examples of wattmeter.
Not everybody can calmly climb 2,000 feet into the air with a twenty-pound tool-belt of ohmmeters, wattmeters, voltage meters, and various wrenches, clamps, screwdrivers, and specialized cutting tools.