pollution

noun
pol·​lu·​tion | \ pə-ˈlü-shən How to pronounce pollution (audio) \

Definition of pollution

1 : the action of polluting especially by environmental contamination with man-made waste also : the condition of being polluted
2 : pollutant

Examples of pollution in a Sentence

industrial practices that have caused pollution of the air and water The tests showed high levels of pollution in the water. The fish are dying of pollution.
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Recent Examples on the Web

In 2018 the commission faced a proposal that would have eliminated all regional pollution control standards. Julia Fair, Cincinnati.com, "Ohio River: Water quality standards now voluntary after oversight group's vote," 6 June 2019 China’s government has spent the last few years pressuring automakers and citizens to adopt hybrid and electric vehicles to cut into the country’s pollution levels. Sean O'kane, The Verge, "Automakers give the Chinese government access to location data of electric cars," 30 Nov. 2018 Plastic pollution is an increasingly serious problem, and the oceans are suffering the most. Avery Thompson, Popular Mechanics, "A Whale Washed Up on a Beach with 88 Pounds of Plastic in Its Stomach," 19 Mar. 2019 The pollution is a legacy of how the mining industry was allowed to operate in the U.S. for more than a century. Matthew Brown, The Seattle Times, "50M gallons of polluted water pours daily from US mine sites," 20 Feb. 2019 At a time when New York pollution was so thick, residents occasionally had trouble seeing the city’s bridges, the case for public transit was literally in the air. Patrick Sisson, Curbed, "Public transit’s missed opportunity," 20 Nov. 2018 But with the start of summer Thursday, ground-level ozone pollution is likely to rise as temperatures do in the coming months, leading to poor air quality. Jonas Shaffer, baltimoresun.com, "With start of summer, 'Breathe Easy' campaign urges public to consider air quality, public health," 21 June 2018 Plastic pollution is a consistent problem in the world’s oceans. Elaina Zachos, National Geographic, "How This Whale Got Nearly 20 Pounds of Plastic in Its Stomach," 4 June 2018 Water pollution has been making headlines across Southeast Asia in recent months. Mike Ives, New York Times, "Whale’s Death in Thailand Points to Global Scourge: Plastic in Oceans," 4 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'pollution.' 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 pollution

14th century, in the meaning defined at sense 1

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Dictionary Entries near pollution

pollutant

pollute

polluting

pollution

pollutional

Pollux

poll watcher

Statistics for pollution

Last Updated

15 Jun 2019

Look-up Popularity

Time Traveler for pollution

The first known use of pollution was in the 14th century

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More Definitions for pollution

pollution

noun

English Language Learners Definition of pollution

: the action or process of making land, water, air, etc., dirty and not safe or suitable to use
: substances that make land, water, air, etc., dirty and not safe or suitable to use

pollution

noun
pol·​lu·​tion | \ pə-ˈlü-shən How to pronounce pollution (audio) \

Kids Definition of pollution

: the action of making something impure and often unsafe or unsuitable for use : the state of being polluted

pollution

noun
pol·​lu·​tion | \ pə-ˈlü-shən How to pronounce pollution (audio) \

Medical Definition of pollution

1 : the action of polluting or the condition of being polluted
2 : pollutant

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Comments on pollution

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