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Definitions

ozone

[oh-zohn, oh-zohn] / ˈoʊ zoʊn, oʊˈzoʊn /


NOUN
ozone layer
Synonyms


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.

HFCs were introduced in the 1990s to replace chemicals that had been found to erode the ozone layer, but turned out to be catastrophic for global warming.

From Barron's • May 21, 2026

That morning, high ozone levels led Texas regulators to issue an air-quality alert for the city and surrounding areas, which also includes refineries and chemical plants.

From The Wall Street Journal • May 21, 2026

The researchers also examined the effects of ozone and water vapor.

From Science Daily • May 14, 2026

"We've kind of deduced it to be UVC radiation, the radiation that exists above the ozone layer because obviously there's no filter up there", he says.

From BBC • Apr. 29, 2026

Now we are protected against lethal ultraviolet rays by a narrow rim of ozone, thirty miles out.

From "The Lives of a Cell" by Lewis Thomas




Vocabulary lists containing ozone


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