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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Another environmentally friendly option is a heat pump. Khanh T.l. Tran, USA Today, 20 May 2025 Or permit consumers to get credits for certain heat pumps and other household energy savers. David Lightman, Sacbee.com, 20 May 2025 Some claimed to have never heard of a heat pump water heater, while others tried to convince her to install another gas water heater. Jeff Brady, NPR, 7 May 2025 The proposed Section 4737 would outlaw any governing document restriction preventing replacement of fuel-burning with electric heat pump heating or cooling equipment. Kelly G. Richardson, San Diego Union-Tribune, 2 May 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

Browse Nearby Words

Cite this Entry

“Heat pump.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heat%20pump. Accessed 7 Jun. 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

Last Updated: - Updated example sentences
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