Definition, Meaning & Synonyms
coolant
noun
/ˈkuːlənt/

Definition
A fluid that absorbs and removes heat from a system, often used to prevent overheating.

Examples
- The engine’s coolant level must be checked regularly to ensure it operates efficiently.
- In a PC, coolant helps keep the components cool during intense processing tasks.
- During hot weather, a vehicle’s coolant can evaporate, leading to potential overheating.

Meaning
Coolant is essential in many mechanical and vehicle systems to maintain optimal operating temperatures.

Synonyms
- refrigerant
- antifreeze
- liquid coolant