'Wattmeter' definitions:

Definition of 'wattmeter'

noun

An instrument for measuring in watts the flow of power in an electrical circuit

Definition of 'Wattmeter'

From: GCIDE

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. [1913 Webster]

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