ozone hole

noun

: an area of the ozone layer (as near the south pole) that is seasonally depleted of ozone

Examples of ozone hole in a Sentence

Recent Examples on the Web

But sulfur dioxide might also lead to acid rain, worsen the Antarctic ozone hole, or have other unforeseen consequences. —Justine Calma, The Verge, 12 Aug. 2024

Although ongoing efforts to repair the ozone hole have shown remarkable success, a new set of pollutants could reverse that recovery. —Max Springer, Scientific American, 25 June 2024

These events have likely contributed to the ozone hole over Antarctica staying open later into the year, the scientists write. —Will Sullivan, Smithsonian Magazine, 2 May 2024

The discovery of the ozone hole in the 1970s led to the following decade’s Montreal Protocol, an international treaty that spurred global leaders to successfully combat the CFC problem in the 1980s. —Max Springer, Scientific American, 25 June 2024

Word History

First Known Use

1986, in the meaning defined above

Kids Definition

ozone hole

noun

: an area of the ozone layer (as near the south pole) that is seasonally depleted of ozone