coolant

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noun cool·ant \ˈkü-lənt\

Definition of coolant

  1. :  a usually fluid cooling agent

1915

First Known Use of coolant

1915


COOLANT Defined for English Language Learners

coolant

play
noun cool·ant \ˈkü-lənt\

Definition of coolant for English Language Learners

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



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