as in virus
an abnormal state caused by contact with harmful organisms (such as bacteria or viruses)
There is a viral infection spreading among the schoolchildren.
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Recent Examples of infection
Immune system support: The essential nutrients in fruits and vegetables support your body's defenses against infections, mainly by decreasing inflammation in your body.
—
Isabel Vasquez Rd Ldn, Health, 24 July 2025
In July, 2012, the Food and Drug Administration approved Truvada, a pre-exposure prophylaxis effective at preventing H.I.V. infection colloquially known as PrEP.
—Emily Witt, New Yorker, 24 July 2025
Texas is one of the states seeing spikes in infections.
—Alice Park, Time, 24 July 2025
For example, some cases of CSU may follow a viral or bacterial infection, Brough says.
—Elizabeth Yuko, Flow Space, 23 July 2025
See All Example Sentences for infection
Isabel Vasquez Rd Ldn, Health, 24 July 2025
In July, 2012, the Food and Drug Administration approved Truvada, a pre-exposure prophylaxis effective at preventing H.I.V. infection colloquially known as PrEP.
—Emily Witt, New Yorker, 24 July 2025
Texas is one of the states seeing spikes in infections.
—Alice Park, Time, 24 July 2025
For example, some cases of CSU may follow a viral or bacterial infection, Brough says.
—Elizabeth Yuko, Flow Space, 23 July 2025
See All Example Sentences for infection
Recent Examples of Synonyms for infection
Noun
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In this sense, AI would act like a virus that mutates against a vaccine.—
Kevin Williams,
CNBC,
24 July 2025
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The virus can live on surfaces for two hours after exposure.—
Nicole Villalpando,
Austin American Statesman,
23 July 2025
Noun
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Pets and humans track dirt, water and germs back and forth over them all day, every day, and keeping them clean feels like an impossible dream. Enter the washable rug.—
The Washington Post,
San Diego Union-Tribune,
12 July 2025
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The premise of this all-foam mattress is the use of green tea and charcoal infused in its memory foam layers to keep out moisture that could result in germ and odor buildup.—
Julia Forbes,
Wired News,
11 July 2025
Cite this Entry
“Infection.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/infection. Accessed 29 Jul. 2025.
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