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
Relevance
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
Examples are automatically compiled from online sources to
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Recent Examples of contaminated
Olivia Garrett, Austin American Statesman, 2 July 2025
An investigation determined that she was accidentally exposed to a contaminated batch of melatonin.
—Grace Jordan-Weinstein, People.com, 12 July 2025
Susanne Rust, Los Angeles Times, 3 Jan. 2025
This lid defect could allow the beverage to become contaminated with bacteria.
—Josh Hammer, Newsweek, 23 Dec. 2024
See All Example Sentences for contaminated
Adjective
This raises the question of whether humans are potentially consuming contaminated fish or shrimp as well, Orbach said.
—Olivia Garrett, Austin American Statesman, 2 July 2025
An investigation determined that she was accidentally exposed to a contaminated batch of melatonin.
—Grace Jordan-Weinstein, People.com, 12 July 2025
Verb
Indeed, since the virus was first reported in dairy cows in March 2024, one of the sentinel signs that a farm has been infected is the presence of dead barn cats that drank contaminated raw milk.
—Susanne Rust, Los Angeles Times, 3 Jan. 2025
This lid defect could allow the beverage to become contaminated with bacteria.
—Josh Hammer, Newsweek, 23 Dec. 2024
See All Example Sentences for contaminated
Recent Examples of Synonyms for contaminated
Verb
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That number includes children, who represent 16 percent of those poisoned and 27 percent of all fatalities.—
Stacey Leasca,
Travel + Leisure,
7 Apr. 2025
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And guess what, hospitals are seeing cases of vitamin A toxicity — of kids poisoned by being fed too many vitamins instead of being vaccinated.—
New York Daily News Editorial Board,
New York Daily News,
5 Apr. 2025
Adjective
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Target’s first-quarter net earnings increased 10 percent to $1 billion, or $2.27 a diluted share, with a boost from litigation settlements.—
Lisa Lockwood,
Footwear News,
28 July 2025
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Some lower chamber lawmakers are already grumbling about the possibility of receiving a diluted version of the bill.—
Savannah Kuchar,
USA Today,
16 July 2025
Adjective
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Vinegar, which is really dilute acetic acid, will help the milk curdle by further denaturing the whey proteins and neutralizing negative charges at the surface of casein micelles.—
Liz Roth-Johnson,
Discover Magazine,
12 Feb. 2013
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However toxic a substance may be, the amount of exposure received by the general population is very dilute.—
George Johnson,
Discover Magazine,
8 July 2013
Adjective
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And what might that mean if people eat the tainted crop?—
Emilie Le Beau Lucchesi,
Discover Magazine,
15 May 2025
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If access control slips, an engineer gets a tainted result, risking a leak.—
Suman Sharma,
Forbes.com,
7 July 2025
Cite this Entry
“Contaminated.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/contaminated. Accessed 4 Aug. 2025.
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