re·​frig·​er·​ant | \ ri-ˈfri-jə-rənt How to pronounce refrigerant (audio) , -ˈfrij-rənt \

Definition of refrigerant

 (Entry 1 of 2)

: allaying heat or fever



Definition of refrigerant (Entry 2 of 2)

: a refrigerant agent or agency: such as
a : a medication for reducing body heat
b : a substance used in refrigeration

Examples of refrigerant in a Sentence

Recent Examples on the Web: Adjective The traditional air-conditioning system has been replaced with a hyper-efficient variable refrigerant flow cooling system, and motion sensors regulate its use when guests are out. Jim Wyss,, "Pedal Power and Pigs Helped a Caribbean Resort Go Carbon-Neutral," 19 Nov. 2020 General Exterior Seal any gaps around the home 'envelope'; check for loose or dried-out caulking around pipes, ducts, faucets, air conditioner refrigerant lines, etc. Reuben Saltzman, Star Tribune, "Fall maintenance checklist for Minnesota homeowners," 19 Oct. 2020 Modern vehicles seldom leak refrigerant unless something was damaged. Motormouth Bob Weber, Star Tribune, "Motormouth: DIY maintenance doesn't invalidate warranty," 31 July 2020 Aiding in the dispersal of heat, the SRT Power Chiller makes use of the car's A/C by diverting chilled refrigerant to an exchanger where engine intake air is cooled by as much as 45 additional degrees. Maxwell B. Mortimer, Car and Driver, "2021 Dodge Charger SRT Hellcat Redeye Offers 797 HP," 2 July 2020 Recent Examples on the Web: Noun Other materials include a cannibalized empty refrigerant can, trailer hitch, steel bar, steel wire, fender washers and piezo microphone along with FM transmitter, solar panel battery charger, paint, grease and welding wire. Linda Mcintosh, San Diego Union-Tribune, "Music-making butterfly among whimsical new sculptures in Vista," 1 Sep. 2020 Nazerian was also concerned about the safety of refrigerant alternatives, like propane, which is highly flammable. Mallory Moench,, "Fridges hurt the environment. Here’s how California wants to regulate them," 23 Feb. 2020 Different systems use different refrigerants, some of which, like ammonia, have a negligible effect on the climate. Nicola Twilley, Wired, "A One-Time Poultry Farmer Invents the Future of Refrigeration," 1 Apr. 2020 HFCs are refrigerants in air conditioners, which tropical Singapore depends on. Eamon Barrett, Fortune, "The coronavirus exposed a flaw in global supply lines. It’s time to build better ones," 5 Mar. 2020 Major manufacturers of refrigerant chemicals and appliances, who have lobbied strongly for the legislation, asked the committee to approve the bill asap. Josh Siegel, Washington Examiner, "Daily on Energy: OPEC-Russia oil production cut appears close," 9 Apr. 2020 Both men represent states that are home to companies that produce the alternative refrigerants. Matthew Daly, Anchorage Daily News, "Murkowski-sponsored energy bill falls apart in Senate amid dispute over appliance coolants," 11 Mar. 2020 Large quantities of other fluoride compounds, including the DuPont refrigerant Freon, were needed. Charles C. Mann, The Atlantic, "Is There Still a Good Case for Water Fluoridation?," 17 Mar. 2020 The main objection to the coolant amendment has come from Senate Environment Committee Chairman John Barrasso, whose committee the refrigerant legislation would pass through in normal process. Josh Siegel, Washington Examiner, "Daily on Energy: It’s looking pretty grim for the once-promising bipartisan Senate energy bill," 10 Mar. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'refrigerant.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of refrigerant


1599, in the meaning defined above


1676, in the meaning defined above

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Time Traveler for refrigerant

Time Traveler

The first known use of refrigerant was in 1599

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Statistics for refrigerant

Last Updated

22 Nov 2020

Cite this Entry

“Refrigerant.” Dictionary, Merriam-Webster, Accessed 5 Dec. 2020.

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More Definitions for refrigerant


re·​frig·​er·​ant | \ ri-ˈfrij-(ə-)rənt How to pronounce refrigerant (audio) \

Medical Definition of refrigerant

 (Entry 1 of 2)

: allaying heat or fever



Medical Definition of refrigerant (Entry 2 of 2)

: a medicine or an application for allaying fever or its symptoms

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