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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 tribunal found Ali "failed to obtain informed consent" from Patient B through the vitamin C, oxygenated water, sodium bicarbonate and ozone therapy treatments.

From BBC • Apr. 28, 2026

Orange County received an F for ozone, a failing grade for annual particle pollution and a C for short-term particle pollution.

From Los Angeles Times • Apr. 22, 2026

Our swords met again and the air charged with ozone.

From "The Last Olympian" by Rick Riordan




Vocabulary lists containing ozone


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