Freon

American

[free-on] / ˈfri ɒn /

Trademark.

a brand name for any of a class of liquid or gaseous fluorocarbon or chlorofluorocarbon products, used chiefly as refrigerants.

Freon British

/ ˈfriːɒn /

noun

any of a group of chemically unreactive chlorofluorocarbons used as aerosol propellants, refrigerants, and solvents

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

In the 1930s, Freon made the domestic refrigerator a staple of the American middle-class kitchen.

From The Wall Street Journal • Apr. 24, 2026

The heat from the fire on the vessel could cause pressure to build in the Freon tanks, although relief valves were in place for such emergencies, the E.P.A. said.

From New York Times • Apr. 10, 2023

Freon began to be phased out in 1987 because it was destroying Earth's ozone layer.

From Scientific American • Mar. 20, 2023

Hagop Berberian, owner of an auto repair shop in Inglewood, is afraid to fully pass on the escalating cost of tires, motor oil and Freon.

From Los Angeles Times • Dec. 3, 2021

As I lean my head back, the world drifts away, tinged by the smell of Freon and Cadillac leather.

From "The Help" by Kathryn Stockett

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023