coolingsystem

noun
UK /ˈkuːlɪŋ ˌsɪstəm/
US /ˈkuːlɪŋ ˌsɪstəm/

A cooling system is a set of parts that keeps something from getting too hot.

The car's cooling system keeps the engine from overheating on long trips.


OTHER MEANINGS

2. The equipment in a building that keeps the indoor air cool and comfortable.

The office cooling system broke down during the heatwave.

3. The parts of a computer that remove heat from its chips so it runs safely.

Gamers often upgrade their PC's cooling system with extra fans.

4. The natural processes that keep a living body or the Earth from getting too warm.

Sweating is part of the human body's cooling system.