heat sink

noun

: a substance or device that absorbs or dissipates especially unwanted heat (as from a process or an electronic device)

Examples of heat sink in a Sentence

Recent Examples on the Web
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As the first reaction’s power cools its surrounding electrolyte solution, a heat sink removes the accompanying warmth. Andrew Paul, Popular Science, 30 Jan. 2025 That’s a greater power density than would be possible with a thermoelectric generator paired with a small, wearable-size heat sink, and somewhat greater than the power density of a solar cell operating in normal indoor lighting. Patrick Mercier, IEEE Spectrum, 18 June 2020 The safest way to do this is to use a heat sink such as a jug filled with hot water or stones warmed in the sun. Kim Toscano, Southern Living, 4 Jan. 2025 Christopher McFadden 2 months ago 0 From using space as a heat sink to phase-changing inks, researchers are discovering advanced techniques to cool buildings at no cost. Interesting Engineering, 13 June 2024 See all Example Sentences for heat sink 

Word History

First Known Use

1936, in the meaning defined above

Time Traveler
The first known use of heat sink was in 1936

Dictionary Entries Near heat sink

Cite this Entry

“Heat sink.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heat%20sink. Accessed 11 Feb. 2025.

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