pollute

Synonym Chooser

How does the verb pollute contrast with its synonyms?

Some common synonyms of pollute are contaminate, defile, and taint. While all these words mean "to make impure or unclean," 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

When can contaminate be used instead of pollute?

The words contaminate and pollute can be used in similar contexts, but contaminate implies intrusion of or contact with dirt or foulness from an outside source.

water contaminated by industrial wastes

When is defile a more appropriate choice than pollute?

The words defile and pollute are synonyms, but do differ in nuance. Specifically, 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

When is it sensible to use taint instead of pollute?

The synonyms taint and pollute are sometimes interchangeable, but taint stresses the loss of purity or cleanliness that follows contamination.

tainted meat
a politician's tainted reputation

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of pollute The area is significantly polluted with DDT, a chemical used as an insecticide that was banned in 1972. Maura Fox, San Diego Union-Tribune, 11 Sep. 2025 Meanwhile, environmental justice advocates — who advocate for low-income and disadvantaged communities that often live closer to polluting industries — and other environmental advocates said the proposal doesn’t go far enough. Calmatters, Oc Register, 11 Sep. 2025 What To Know The annual $1 billion allocation comes from California's cap-and-invest program, which collects fees from polluting industries. Theo Burman, MSNBC Newsweek, 11 Sep. 2025 Replacing natural gas, typically used in glassmaking, with less-polluting power sources can also reduce emissions. Aki Ishida, The Conversation, 10 Sep. 2025 See All Example Sentences for pollute
Recent Examples of Synonyms for pollute
Verb
  • Without rigorous sandboxing or permission boundaries, an agent can accidentally run malicious commands, contaminate data or overload mission-critical systems.
    Steve Durbin, Forbes.com, 16 Sep. 2025
  • In late August, contaminated oysters sickened several people in Louisiana, killing two people and sending 22 others to the hospital.
    Mollye Barrows, USA Today, 10 Sep. 2025
Verb
  • Thousands of multivitamin bottles sold on Amazon and other websites have been recalled over a risk of serious injury or death by poisoning.
    Joel Thayer, MSNBC Newsweek, 15 Sep. 2025
  • During World War II, Husseini became a Nazi collaborator, broadcasting propaganda into the Arab world, touring death camps with his friend Heinrich Himmler, recruiting SS divisions, and hatching a plot to poison Tel Aviv’s water supply.
    Sean Durns, The Washington Examiner, 12 Sep. 2025
Verb
  • Rahmani, the former prosecutor, said statements by Patel and other Justice Department officials could raise concerns about tainting the jury pool in a future trial.
    Erin Mansfield, USA Today, 15 Sep. 2025
  • Swift and Lively’s long friendship had been a distinct sub-plot in the IEWU legal battles, with tabloid fodder that the duo have fallen out over the controversy adverse Eras Tour performer getting tainted with the whole thing.
    Dominic Patten, Deadline, 12 Sep. 2025

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Cite this Entry

“Pollute.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/pollute. Accessed 21 Sep. 2025.

More from Merriam-Webster on pollute

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