heat pump

noun

: an apparatus for heating or cooling (such as a building) by transferring heat by mechanical means from or to an external reservoir (such as the ground, water, or outside air)

Examples of heat pump in a Sentence

Recent Examples on the Web
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The company claims that the problem of the lack of waste heat in electric drive systems is elegantly solved by integrating a high-efficiency heat pump. Prabhat Ranjan Mishra, Interesting Engineering, 20 Sep. 2025 For customers opting to install a heat pump, which provides both heat and cooling, Moffett provides installation and repair services, as well as annual tune-ups. Liz Ohanesian, Oc Register, 19 Sep. 2025 The company has also installed wall boxes for charging electric vehicles, heat pumps and power storage units. Elisabeth Brier, Forbes.com, 18 Sep. 2025 Recent renovations have prioritized natural materials, while cutting-edge heat pump systems now provide emission-free heating and cooling throughout the hotel. Susmita Baral, Travel + Leisure, 7 Sep. 2025 See All Example Sentences for heat pump

Word History

First Known Use

1894, in the meaning defined above

Time Traveler
The first known use of heat pump was in 1894

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Cite this Entry

“Heat pump.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heat%20pump. Accessed 21 Sep. 2025.

Kids Definition

heat pump

noun
: a device for heating or cooling a building by transferring heat contained in a fluid to or from the building

More from Merriam-Webster on heat pump

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