Examples of coolant in a Sentence
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Ambient temps hovered around 90 degrees during my afternoon behind the wheel, and besides some brake and tire fade after nearly an hour of play, the GT’s oil and coolant temperatures remained pegged in the middle the whole time.
—
Peter Nelson, Forbes.com, 7 July 2025
Heavy water is used as a coolant for certain types of reactors, with plutonium — which can be used to make an atomic bomb — produced as a byproduct.
—Elena Becatoros, Chicago Tribune, 20 June 2025
Always check your vehicle's coolant levels and windshield wiper fluid.
—Mariyam Muhammad, The Enquirer, 10 July 2025
In 2010, the U.S. Environmental Protection Agency (EPA) banned the sale of new AC units (either central AC or window models) that use Freon—also known as R-22—as a coolant.
—Jeffrey Kluger, Time, 25 June 2025
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Peter Nelson, Forbes.com, 7 July 2025
Heavy water is used as a coolant for certain types of reactors, with plutonium — which can be used to make an atomic bomb — produced as a byproduct.
—Elena Becatoros, Chicago Tribune, 20 June 2025
Always check your vehicle's coolant levels and windshield wiper fluid.
—Mariyam Muhammad, The Enquirer, 10 July 2025
In 2010, the U.S. Environmental Protection Agency (EPA) banned the sale of new AC units (either central AC or window models) that use Freon—also known as R-22—as a coolant.
—Jeffrey Kluger, Time, 25 June 2025
See All Example Sentences for coolant
Cite this Entry
“Coolant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/coolant. Accessed 27 Jul. 2025.
Copy CitationKids Definition
coolant
noun
cool·ant
ˈkü-lənt 
: a usually fluid cooling substance
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