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Definitions

ozone layer

[oh-zohn ley-er] / ˈoʊ zoʊn ˈleɪ ər /
NOUN
upper layer of atmosphere
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.

The concern over ozone depletion dates back to 1985, when scientists identified a growing hole in the ozone layer above Antarctica.

From Science Daily • Apr. 16, 2026

He draws parallels to chlorofluorocarbons pollutants released from refrigerators that bore a hole in the ozone layer last century, and were eventually banned.

From BBC • Feb. 19, 2026

Keeping an eye on the ozone layer takes a team of observing systems spread across the globe.

From Science Daily • Dec. 4, 2025

There are holes in the ozone layer, in our ceilings and in our hearts.

From Salon • Oct. 9, 2025

“He’s becoming a man. Men act strange from time to time, and I am worried about what the hole in the ozone layer is doing to the plants in the rain forest.”

From "Lawn Boy" by Gary Paulsen