infected

adjective

in·​fect·​ed in-ˈfek-təd How to pronounce infected (audio)
: having an infection : contaminated with an infective agent (such as a bacterium or virus)
an infected wound
Through a number of different means, these viruses persist at very low, hard-to-detect levels in infected cells.The Journal of the American Medical Association
She explains that leptospirosis bacteria are shed in the urine of infected animals.Tania Banak
The fungus produces as many as 1 million conidia per square centimeter of infected leaf surface.G. B. Lucas

Examples of infected in a Sentence

Recent Examples on the Web
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The bacterial infection, also known as TB, spreads by breathing in the germs of an infected person. Michelle Marchante, Miami Herald, 1 May 2025 Some people become infected with TB germs that live in the body for years without causing illness. Mary Kekatos, ABC News, 30 Apr. 2025 Measles is caused by a highly contagious virus that’s airborne and spreads easily when an infected person breathes, sneezes or coughs. Chicago Tribune, 26 Apr. 2025 The infected bat’s carcass was frozen and then sent to the California Department of Public Health. Anthony Solorzano, Los Angeles Times, 24 Apr. 2025 See All Example Sentences for infected

Word History

Etymology

from past participle of infect

First Known Use

1534, in the meaning defined above

Time Traveler
The first known use of infected was in 1534

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Cite this Entry

“Infected.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/infected. Accessed 5 May. 2025.

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