From Longman Dictionary of Contemporary Englishcooling systemˈcooling ˌsystem noun [countable] TEMa system for keeping the temperature in a machine, engine etc low a fault in the power station’s cooling system
Examples from the Corpus
cooling system• As a student, I was the one who could flush a cooling system.• All three models have foam insulation and a thermostatically controlled, forced-air cooling system.• The Giga cubes each have their own cooling system.• the car's cooling system• If the cooling system sprang a leak pilots had to land and mend the pipe with chewing gum and insulation tape.• The processor is very complex and needed to be assembled and connected to the power supply and chilled water cooling system. 