coolant
noun/ˈkuːlənt/
Frequency rank: #10,703 of 20,003 in the WORDED list (wordfreq data)
Meaning
a liquid or gas used to reduce or regulate temperature in a machine or engine.
Example sentence
The mechanic checked the engine and found that the coolant level was dangerously low.
Synonyms & related words
- antifreeze
- refrigerant
- fluid
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