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has been infecting

  • present perfect progressive
    of infect (3rd person singular).
    infect
    verb (used with object)
    to affect or contaminate (a person, organ, wound, etc.) with disease-producing germs.

Example Sentences

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A different version of bird flu — H5N1 — has been infecting poultry flocks over the last several years, leading to millions of birds being culled.

From Seattle Times ● Jun. 6, 2024

Antibody tests of herds should soon reveal how widespread the infection is and how long it has been infecting cattle.

From Science Magazine ● Apr. 1, 2024

Although the plague has been infecting people for thousands of years, it struck medieval Europe with intense ferocity that led scientists to wonder if the Black Death had changed the genetic makeup of Europe.

From New York Times ● Oct. 19, 2022

In the past few days, a nationwide outbreak believed to be linked to the new Omicron variant of the coronavirus has been infecting around 20,000 people a day.

From Reuters ● Dec. 12, 2021

"I see Sidney has been infecting you," he said gently.

From Children of the Ghetto A Study of a Peculiar People by Israel Zangwill