coolant
Americannoun
-
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.
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
Etymology
Origin of coolant
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
A student from Hurlford, she then went down a rabbit hole looking at the amount of water that would be needed for coolant, the process which stops the computer chips there from overheating.
From BBC
Its Arctic climate acts as a natural coolant for heat-intensive hardware.
Chillers circulate water or another coolant through pipes to absorb heat, then transfer it to a cooling tower or other system to remove it.
From MarketWatch
Opened in 1971, it was the second Magnox power station in Wales after Trawsfynydd came online six years earlier, with seawater an ideal coolant due to its location on Anglesey's northern coast.
From BBC
Drivers are advised to check tyres, expect delays, ensure oil and coolant levels are correct.
From BBC
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
