contaminate
verb (used with object)
to make impure or unsuitable by contact or mixture with something unclean, bad, etc..
contaminated
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past participleof contaminate.past participle
A verb form used in perfect and passive verb constructions and that can also function as a modifier.
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past tense formof contaminate.past tense
Used to describe completed actions or previous habitual actions.
contaminateverb (used with object)to make impure or unsuitable by contact or mixture with something unclean, bad, etc..
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The Welsh government said addressing contaminated land was one of its key priorities.
From BBC ● Aug. 25, 2026
The EPA has also said the area is safe, following the vacuuming of chemicals from creeks and removal of more than 240,000 tons of contaminated soil, among other things.
From The Wall Street Journal ● Aug. 25, 2026
The bees received pollen, water, and food contaminated with the pesticide methyl parathion.
From Science Daily ● Aug. 22, 2026
The attacks were inconsequential in one sense—there were no reports of contaminated water, though some systems suffered pressure drops and issued precautionary boil-water advisories.
From Slate ● Aug. 19, 2026
Remove clothing that may have been contaminated by radiation, the booklet suggested.
From "Fallout: Spies, Superbombs, and the Ultimate Cold War Showdown" by Steve Sheinkin
