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watt-hour meter

noun
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Definition of watt-hour meter

: a device to record electric energy usually in kilowatt-hours : an integrating wattmeter

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“Watt-hour meter.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/watt-hour%20meter. Accessed 24 Oct. 2020.

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