freon

F4R1E1O1N1
/ˈfɹiːɒn/

noun

Any of several nonflammable refrigerants based on halogenated hydrocarbon including R-12, R-22, and R-23.

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Meanings

freon1

nounfreon (countable and uncountable, plural freons)

plural freons · alternative Freon

  1. countableuncountablechemistryAny of several nonflammable refrigerants based on halogenated hydrocarbon including R-12, R-22, and R-23.
  2. countableinformaluncountablerefrigerationA gaseous ozone-depleting refrigerant.
  3. countableinformaluncountableA chlorofluorocarbon.

Freon2

nounFreon (uncountable)
  1. uncountableAlternative letter-case form of freon.

Origin

A genericization of the Chemours trademark "Freon." According to Flood, the name was formed from freeze and the arbitrary suffix -on.

Full word history & related roots →

Translations

Chinese Mandarin 冷媒
  • 冷媒 (lěngméi)non-flammable refrigerant
Czech freon
  • freonnon-flammable refrigerant
Dutch freon
  • freonnon-flammable refrigerant
Esperanto freono
  • freononon-flammable refrigerant
Finnish freoni, freonikaasu
  • freoninon-flammable refrigerant
  • freonikaasunon-flammable refrigerant
French fréon
  • fréonnon-flammable refrigerant
Polish freon
  • freonnon-flammable refrigerant
Russian фреон
  • фреон (freon)non-flammable refrigerant

Rhymes & wordplay

Rhymes with freon

neonpleon
All rhymes →

Anagrams

Efronforne
Cite this entry
APA

freon. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/freon

MLA

“freon.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/freon. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “freon,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/freon.

Source: freon on Wiktionary, CC BY-SA 4.0.