Refrigerant

Full definition of refrigerant

Adjective

1. That cools or freezes; allaying heat or fever.

Noun

1. A substance used in a heat cycle that undergoes a phase change between gas and liquid to allow the cooling, as in refrigerators, air conditioners, etc.
2. That which makes cool or cold, such as a medicine for allaying the symptoms of fever.A refrigerant to passion. — Blair.