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infect

[in-fekt] / ɪnˈfɛkt /


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.

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“Their lifespan is determined by humidity, so if you have humidity, the infected mosquitoes will live longer and infect more people.”

From Los Angeles Times ● Sep. 22, 2026

For safety, they only trained the models on DNA from viruses that can’t infect humans.

From The Wall Street Journal ● Aug. 7, 2026

The resulting 16 novel viruses were created to infect bacteria and pose no threat to people.

From BBC ● Aug. 6, 2026

Already, mosquito-borne diseases kill more than 1 million people and infect about 700 million worldwide each year.

From Slate ● Aug. 4, 2026

Normally, HIV can infect only blood cells, but Axel had inserted a specific DNA sequence from a blood cell into HeLa cells, which made it possible for HIV to infect them as well.

From "The Immortal Life of Henrietta Lacks" by Rebecca Skloot

The virus that sparked a global pandemic still regularly infects, disables and kills hundreds of people per week.

From Salon ● Aug. 6, 2026

The heat-loving parasite infects the intestines and is transmitted through faecal contamination.

From BBC ● Aug. 3, 2026

The U.K. also announced sanctions against hackers responsible for Lumma Stealer, malware that sucks up sensitive information from devices it infects.

From The Wall Street Journal ● Jul. 13, 2026

According to the study, this is the first documented case of a spider imitating a parasitic fungus that infects other spiders.

From Science Daily ● Jun. 17, 2026

Engineered pollen blows just as easily as the original kind and infects all traditional plants in its path.

From "The Adoration of Jenna Fox" by Mary E. Pearson

Injecting antibodies can help provide temporary protection against a virus or, if already infected, help the immune system fight it off.

From The Wall Street Journal ● Sep. 28, 2026

In the county, health officials said infected fleas often are found on rats, free-roaming cats and opossums.

From Los Angeles Times ● Sep. 24, 2026

Because indeed, patient zero—which refers to the first person to be infected with an illness or disease in an outbreak—is a loaded term.

From Slate ● Sep. 23, 2026

More than 20 young people in the UK were infected with a severe strain of meningitis B in March.

From BBC ● Sep. 22, 2026

“I know an infected wound when I see it. It’s bad.”

From "Dry" by Neal Shusterman and Jarrod Shusterman

Sealing off: Leronlimab blocks what's left of the virus from infecting immune cells -- the equivalent of sealing off the room with a water-tight valve.

From Science Daily ● Aug. 13, 2026

On Thursday, federal authorities linked shredded iceberg lettuce from a Mexican supplier for Taco Bell restaurants in five states to the outbreak infecting thousands of people.

From The Wall Street Journal ● Jul. 17, 2026

In an interview with the Reuters news agency, Gaston urged the child and her mother to go to a health centre, as they risked "worsening their health" and "infecting their relatives".

From BBC ● Jun. 17, 2026

With hantavirus, the incubation period can take up to six weeks, so people must be isolated for a really long time to ensure they won’t get sick and start infecting others.

From Slate ● May 16, 2026

Currie agreed that there was a terrible fever infecting the city, but he simply did not think it was yellow fever.

From "An American Plague: The True and Terrifying Story of the Yellow Fever Epidemic of 1793" by Jim Murphy




Vocabulary lists containing infect


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