refrigerant

1 of 2

adjective

re·​frig·​er·​ant ri-ˈfri-jə-rənt How to pronounce refrigerant (audio)
-ˈfrij-rənt
: allaying heat or fever

refrigerant

2 of 2

noun

: 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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
After all, Solstice has a thriving refrigerant business that directly serves the lucrative data center liquid-cooling market, while its alternative-energy materials segment offers a long-term growth engine tied to modern nuclear power expansion. — Morgan Chittum, CNBC, 3 Sep. 2026 Likewise, burning smells, musty odors, unexpected water around the indoor unit or ice forming on refrigerant lines can all signal that another issue remains or that the repair wasn't completed correctly. — Angelica Leicht, CBS News, 31 July 2026
Noun
Meanwhile, chemical refrigerants continue to leak into the atmosphere, worsening the climate crisis. — Mrigakshi Dixit, Interesting Engineering, 31 Aug. 2026 Routine maintenance like cleaning filters and checking refrigerant can help your AC dehumidify properly. — Tessa Cooper, The Spruce, 26 Aug. 2026 See All Example Sentences for refrigerant

Word History

First Known Use

Adjective

1599, in the meaning defined above

Noun

1676, in the meaning defined above

Time Traveler
The first known use of refrigerant was in 1599

Rhymes for refrigerant

See All Rhymes for refrigerant

Browse Nearby Words

refrig
refrigerant
refrigerate
See all Nearby Words

Cite this Entry

“Refrigerant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/refrigerant. Accessed 7 Sep. 2026.

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Kids Definition

refrigerant

noun
re·​frig·​er·​ant
ri-ˈfrij-(ə-)rənt
: a substance used in refrigeration

Medical Definition

refrigerant

1 of 2 adjective
re·​frig·​er·​ant ri-ˈfrij-(ə-)rənt How to pronounce refrigerant (audio)
: allaying heat or fever

refrigerant

2 of 2 noun
: a medicine or an application for allaying fever or its symptoms

More from Merriam-Webster on refrigerant

Britannica.com: Encyclopedia article about refrigerant

Last Updated: - Updated example sentences
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