as in polluted
containing foreign or lower-grade substances
the hospitals had no choice but to throw out the contaminated blood supply
Synonyms & Similar Words
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Antonyms & Near Antonyms
as in poisoned
to make unfit for use by the addition of something harmful or undesirable
a supply of drinking water that was contaminated by a toxic waste dump
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of contaminated
Atharva Gosavi, Interesting Engineering, 7 June 2026
By gaining new traits, these altered organisms might pose a novel invasion threat to Earth, if introduced through the transfer and insecure containment of contaminated samples.
—Leonard David, Space.com, 3 June 2026
Aj Willingham, AJC.com, 11 June 2026
Families are breathing contaminated air so the rest of us can consume cheap meat and dairy.
—Voice Of The People, New York Daily News, 9 June 2026
See All Example Sentences for contaminated
Adjective
Instead of sending soldiers directly into contaminated zones, operators can use the drone to gather hazard data remotely and in real time.
—Atharva Gosavi, Interesting Engineering, 7 June 2026
By gaining new traits, these altered organisms might pose a novel invasion threat to Earth, if introduced through the transfer and insecure containment of contaminated samples.
—Leonard David, Space.com, 3 June 2026
Verb
The city of Brunswick in Glynn County is home to several Superfund sites, contaminated land designated by the federal government for long-term cleanup.
—Aj Willingham, AJC.com, 11 June 2026
Families are breathing contaminated air so the rest of us can consume cheap meat and dairy.
—Voice Of The People, New York Daily News, 9 June 2026
See All Example Sentences for contaminated
Recent Examples of Synonyms for contaminated
Adjective
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There, Marlon must cross the polluted waters of the festering Guanabara Bay in search of a former commander turned messianic cult leader to stop the spread of their paramilitary group.—
Rafa Sales Ross,
Variety,
16 June 2026
-
Although everyone breathes polluted air, children, elderly, and historically disadvantaged communities are hurt the most.—
Chris Hartmann,
New York Daily News,
16 June 2026
Verb
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Last year, harmful algae blooming off Southern California poisoned hundreds of dolphins and sea lions off Santa Barbara, Ventura, Los Angeles, Orange and San Diego counties, causing strandings along popular beaches.—
Paul Rogers,
Mercury News,
15 June 2026
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Thalib, a leading human rights activist and founder of KontraS who was poisoned with arsenic on a flight to Amsterdam.—
ABC News,
ABC News,
10 June 2026
Adjective
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However, those conditions were tailored for the popular drink’s smoother, more diluted flavor with around one-fifth of espresso’s caffeine concentration.—
Andrew Paul,
Popular Science,
11 June 2026
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Wipe them down with mild soap and water, diluted bleach, or an all-purpose cleaner.—
Karen Brewer Grossman,
Southern Living,
10 June 2026
Adjective
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But dwarf galaxies are smaller and colder, with more dilute and slower-moving matter.—
Paul M. Sutter,
Scientific American,
6 May 2026
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Second, a dilute hydrochloric acid is used to dissolve the remaining lithium and the transition metals—nickel, cobalt, and manganese.—
Aman Tripathi,
Interesting Engineering,
12 Oct. 2025
Adjective
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Gluba said the city has only confirmed two tainted copies of the guide, but is investigating the magnitude of the distribution.—
Hannah Fry,
Los Angeles Times,
9 June 2026
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People can contract a diarrheal infection from tainted food or water, with symptoms most often beginning three to four days after contact with the bacteria.—
Olivia Stevens,
Chicago Tribune,
1 June 2026
Cite this Entry
“Contaminated.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/contaminated. Accessed 20 Jun. 2026.
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