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Definitions

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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Rabies is a rare but serious viral disease that can infect the brains of both people and animals, according to the California Department of Public Health.

From Los Angeles Times ● Oct. 1, 2026

He goes on to emphasize that what Claude found — a previously uncharacterized enzyme system found in viruses that infect bacteria — isn’t necessarily going to be useful.

From Salon ● Sep. 30, 2026

"For reasons we don't understand, HIV really wants to use CCR5 receptors to infect cells," Sacha said.

From Science Daily ● Aug. 13, 2026

It is possible that one day, he said, someone will use a similar approach to make viral proteins or viruses themselves that infect people and evade vaccine protection or natural immune responses.

From The Wall Street Journal ● Aug. 7, 2026

He took some of the Cardinal strain and injected it into guinea pigs to see if it would infect them.

From "The Hot Zone" by Richard Preston

It’s caused by a bacteria called Yersinia pestis that infects fleas and the small mammals that host fleas, and there are actually three types of plague depending on which part of the body becomes infected.

From Slate ● Oct. 8, 2026

The other forms of plague are bubonic, which infects the lymph nodes, and septicemic, which is transmitted in the bloodstream and is also very deadly.

From The Wall Street Journal ● Oct. 6, 2026

Rabies infects very few humans in the United States and California, according to the state public health department.

From Los Angeles Times ● Oct. 1, 2026

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

From Salon ● Aug. 6, 2026

Provided that each victim thereby infects on the average more than one new victim, the bacterium will spread, even though the first host happens to die.

From "Guns, Germs, and Steel: The Fates of Human Societies" by Jared M. Diamond

Ebola spreads through direct contact with the bodily fluids of an infected person who has developed symptoms, or through contaminated materials.

From BBC ● Oct. 10, 2026

And plague symptoms emerge really quickly, sometimes within a day, which means less opportunity for an infected person to spread the disease without knowing.

From Slate ● Oct. 8, 2026

The Ebola virus spreads through contact with infected bodily fluids such as blood or vomit.

From BBC ● Oct. 7, 2026

Public health officials are investigating which rabies strain the raccoon was infected with.

From Los Angeles Times ● Oct. 6, 2026

“The skin around my G-tube is pretty badly infected. Dr. Hamid’s worried about sepsis. She’s going to purge my infected skin and replace my G-tube in the morning.”

From "Five Feet Apart" by Rachael Lippincott

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

Very few scientists thought this could happen, but no one wanted to take a chance on infecting planet earth with moon germs.

From "Flying to the Moon: An Astronaut's Story" by Michael Collins




Vocabulary lists containing infect


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