Definition of refrigerant in English:


Syllabification: re·frig·er·ant
Pronunciation: /riˈfrijərənt


  • A substance used for refrigeration.
    More example sentences
    • In addition to controlling pressure, fluid-control valves regulate the rate the flow of fluid i.e. how brake fluid, transmission oil, refrigerants and other fluids are used in the car.
    • In the last half of the twentieth century, the manufacture of chlorofluorocarbons for use as propellants in aerosol sprays and refrigerants has resulted in a slow mixing of these compounds with the stratosphere.
    • However, he points out that halogen oxidants also form during the sunlight-triggered breakdown of industrial chemicals such as chlorofluorocarbon refrigerants.


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  • Causing cooling or refrigeration.
    More example sentences
    • The cooler includes a variable displacement compressor for compressing refrigerant gas.
    • Liver damage found in nine workers is believed to be caused by a leaking refrigerant pipe in the workers' cabin.
    • The heat pump uses similar technology to a domestic fridge - the expansion and contraction of refrigerant gases to produce much more heat using less electricity.


late 16th century (denoting a substance that cools or allays fever): from French réfrigérant or Latin refrigerant- 'making cool', from the verb refrigerare (see refrigerate).

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