pollute

verb

pol·​lute pə-ˈlüt How to pronounce pollute (audio)
polluted; polluting

transitive verb

1
a
: to make ceremonially or morally impure : defile
b
: debase sense 1
using language to deceive or mislead pollutes languageLinda C. Lederman
2
a
: to make physically impure or unclean : befoul, dirty
b
: to contaminate (an environment) especially with man-made waste
polluter noun
pollutive adjective
Choose the Right Synonym for pollute

contaminate, taint, pollute, defile mean to make impure or unclean.

contaminate implies intrusion of or contact with dirt or foulness from an outside source.

water contaminated by industrial wastes

taint stresses the loss of purity or cleanliness that follows contamination.

tainted meat
a politician's tainted reputation

pollute, sometimes interchangeable with contaminate, distinctively may imply that the process which begins with contamination is complete and that what was pure or clean has been made foul, poisoned, or filthy.

the polluted waters of the river

defile implies befouling of what could or should have been kept clean and pure or held sacred and commonly suggests violation or desecration.

defile a hero's memory with slanderous innuendo

Examples of pollute in a Sentence

Miles of beaches were polluted by the oil spill. Car exhaust pollutes the air.
Recent Examples on the Web In June, a bare majority blocked enforcement of the Environmental Protection Agency’s plan to reduce smog-forming pollution that drifts across state lines while those regulations are being challenged by industries and polluting states as overburdensome. Maureen Groppe, USA TODAY, 7 July 2024 The nitrate polluting his well water links him directly to the other end of the river, and the dead zone that blooms there every summer. Madeline Heim, Journal Sentinel, 3 July 2024 The city is seeking to require that these companies pay for cleaning up the plastic litter that pollutes city streets and waterways. Reader Commentary, Baltimore Sun, 26 June 2024 Construction crews working on busy city streets use the machines to avoid annoying the neighbors or polluting their air. Nicolás Rivero, Washington Post, 17 June 2024 See all Example Sentences for pollute 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'pollute.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Middle English, from Latin pollutus, past participle of polluere, from por- (akin to Latin per through) + -luere (akin to Latin lutum mud, Greek lyma dirt, defilement) — more at for

First Known Use

14th century, in the meaning defined at sense 1a

Time Traveler
The first known use of pollute was in the 14th century

Dictionary Entries Near pollute

Cite this Entry

“Pollute.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pollute. Accessed 15 Jul. 2024.

Kids Definition

pollute

verb
pol·​lute pə-ˈlüt How to pronounce pollute (audio)
polluted; polluting
: to make impure
especially : to spoil (as a natural resource) with waste made by humans
industrial wastes polluted the river

Medical Definition

pollute

transitive verb
pol·​lute pə-ˈlüt How to pronounce pollute (audio)
polluted; polluting
1
: to make physically impure or unclean
2
: to contaminate (an environment) especially with man-made waste
polluter noun
pollutive adjective

More from Merriam-Webster on pollute

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