coolant

noun cool·ant \ ˈkü-lənt \

Definition of coolant

:a usually fluid cooling agent

Recent Examples of coolant from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'coolant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of coolant

1915


COOLANT Defined for English Language Learners

coolant

noun

Definition of coolant for English Language Learners

  • : a liquid that is used to cool an engine or machine



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