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coolant
[ koo-luhnt ]
noun
- a substance, usually a liquid or a gas, used to reduce the temperature of a system below a specified value by conducting away the heat produced in the operation of the system, as the liquid in an automobile cooling system or the fluid that removes heat from the core of a nuclear reactor.
- a lubricant that dissipates the heat caused by friction.
coolant
/ ˈkuːlənt /
noun
- a fluid used to cool a system or to transfer heat from one part of it to another
- a liquid, such as an emulsion of oil, water, and soft soap, used to lubricate and cool the workpiece and cutting tool during machining
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Example Sentences
Once the system is powered on, coolant flows to the bottom, extracts heat from the soil, and flows back up to be cooled again.
From The Daily Beast
Grant pressed the stud to activate the skin coolant system for entrance into the atmosphere.
From Project Gutenberg
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