heat exchanger
noun
: a device (such as an automobile radiator) for transferring heat from one fluid to another without allowing them to mix
Examples of heat exchanger in a Sentence
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Tobin also offered a detailed explanation of Dover's ties to these compelling themes, going deeper than its business of selling thermal connectors and heat exchangers to cool server racks and data centers, which has been well-publicized up to this point.
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Kevin Stankiewicz, CNBC, 23 Oct. 2025
These are fed through a hopper into the reactor vessel to produce a self-regulating fission reaction and are cooled by helium gas that carries off the heat to a heat exchanger to generate steam for electrical generators.
—New Atlas, 20 Oct. 2025
To make this approach viable for aviation, components such as fuel cells, storage systems, and heat exchangers must be adapted to the unique demands of flight.
—Kaif Shaikh, Interesting Engineering, 2 Oct. 2025
The vests circulate coolant through tubes to lower body temperature but require cars to be fitted with specific hardware, including pumps, a coolant reservoir, and a heat exchanger.
—Alex Harrington, MSNBC Newsweek, 2 Oct. 2025
See All Example Sentences for heat exchanger
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Kevin Stankiewicz, CNBC, 23 Oct. 2025
These are fed through a hopper into the reactor vessel to produce a self-regulating fission reaction and are cooled by helium gas that carries off the heat to a heat exchanger to generate steam for electrical generators.
—New Atlas, 20 Oct. 2025
To make this approach viable for aviation, components such as fuel cells, storage systems, and heat exchangers must be adapted to the unique demands of flight.
—Kaif Shaikh, Interesting Engineering, 2 Oct. 2025
The vests circulate coolant through tubes to lower body temperature but require cars to be fitted with specific hardware, including pumps, a coolant reservoir, and a heat exchanger.
—Alex Harrington, MSNBC Newsweek, 2 Oct. 2025
See All Example Sentences for heat exchanger
Cite this Entry
“Heat exchanger.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/heat%20exchanger. Accessed 13 Nov. 2025.
Copy CitationMedical Definition
heat exchanger
noun
heat ex·chang·er
-iks-ˌchānj-ər 
: a device (as in an apparatus for extracorporeal blood circulation) for transferring heat from one fluid to another without allowing them to mix
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