coolant

noun

cool·​ant ˈkü-lənt How to pronounce coolant (audio)
: a usually fluid cooling agent

Examples of coolant in a Sentence

Recent Examples on the Web Natrium reactors use sodium instead of water as a coolant and are non-pressurized, operating at temperatures below sodium’s boiling point. Interesting Engineering, 21 June 2024 The reactor design uses liquid sodium as a coolant rather than water and includes molten salt that can store heat to boost its output. Alena Botros, Fortune, 16 June 2024 For instance, plasticizer compounds in PVC cables may leak into the coolant, potentially making the cables stiffer and brittle. Charles Q. Choi, IEEE Spectrum, 13 June 2024 Here's how much to expect Check antifreeze, batteries ahead of winter storms To prevent any mishaps during the winter season, drivers must check their engine coolant level, or antifreeze, according to Ruud. Coral Murphy Marcos, The Courier-Journal, 12 June 2024 See all Example Sentences for coolant 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'coolant.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1915, in the meaning defined above

Time Traveler
The first known use of coolant was in 1915

Dictionary Entries Near coolant

Cite this Entry

“Coolant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coolant. Accessed 2 Jul. 2024.

Kids Definition

coolant

noun
cool·​ant ˈkü-lənt How to pronounce coolant (audio)
: a usually fluid cooling substance

More from Merriam-Webster on coolant

Last Updated: - Updated example sentences
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