ozone hole

noun

Definition of ozone hole

: 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 The ozone hole is related to the Antarctic polar vortex, a band of swirling cold air that moves around the Earth. Jeevan Ravindran, CNN, 16 Sep. 2021 The Montreal Protocol was negotiated in the 1980s to address the ozone hole in the atmosphere by phasing out the production of ozone-depleting chemicals. Phil Mckenna And James Bruggers, The Courier-Journal, 4 Oct. 2021 This year’s ozone hole over Antarctic is much bigger than average at around 24 million square kilometers, a reflection of the vortex’s strength. Jason Samenow And Kasha Patel, Anchorage Daily News, 2 Oct. 2021 Copernicus Atmosphere Monitoring Service said Thursday that the ozone hole, which appears every year during the Southern Hemisphere spring, has grown considerably in the past week following an average start. NBC News, 16 Sep. 2021 Scientists say the Southern Hemisphere ozone hole is larger than usual and already surpasses the size of Antarctica. NBC News, 16 Sep. 2021 The 2021 ozone hole has considerably grown in the last week and is now larger than 75% of ozone holes at that stage in the season since 1979. Disha Shetty, Forbes, 16 Sep. 2021 Solar geoengineering could disrupt Asian monsoons, alter agricultural production, slow recovery of the ozone hole or change the productivity of the ocean. Ted Alcorn, WSJ, 13 May 2021 Decades ago, lab work was enough to figure out the complex chemistry that was depleting the ozone hole, Cziczo says. Paul Voosen, Science | AAAS, 15 Dec. 2020

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'ozone hole.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of ozone hole

1986, in the meaning defined above

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The first known use of ozone hole was in 1986

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Dictionary Entries Near ozone hole

ozone-friendly

ozone hole

ozone layer

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Cite this Entry

“Ozone hole.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/ozone%20hole. Accessed 26 Jan. 2022.

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More Definitions for ozone hole

ozone hole

noun

English Language Learners Definition of ozone hole

: an area of the ozone layer where there is very little ozone

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