ozone hole

noun
|Updated on: 29 May 2018

Definition of ozone hole

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

Recent Examples of ozone hole from the Web

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.

First Known Use of ozone hole

1986

in the meaning defined above

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OZONE HOLE Defined for English Language Learners

ozone hole

Definition of ozone hole for English Language Learners

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


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