reinfection

noun

re·​in·​fec·​tion ˌrē-in-ˈfek-shən How to pronounce reinfection (audio)
: infection following recovery from or superimposed on infection of the same type
reinfect transitive verb

Examples of reinfection in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
And the researchers have now confirmed that reinfection from partners is causing a lot of the recurrence that women experience. Tommy Tuberville, Newsweek, 6 Mar. 2025 Installing backups without a thorough check could potentially lead to a reinfection or open the door to further breaches in the future. Michelle Drolet, Forbes, 3 Mar. 2025 With the rise of omicron came the fall of long-lasting protection from reinfection with the pandemic coronavirus SARS-CoV-2, according to a study published in Nature. Ars Technica, 6 Feb. 2025 The study found that treating both men and women in a couple for the condition led to far fewer reinfections than just treating the woman—which is the current practice. Jenna Anderson, Health, 14 Mar. 2025 See All Example Sentences for reinfection

Word History

First Known Use

1661, in the meaning defined above

Time Traveler
The first known use of reinfection was in 1661

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Cite this Entry

“Reinfection.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reinfection. Accessed 9 Apr. 2025.

Kids Definition

reinfection

noun
re·​in·​fec·​tion ˌrē-ən-ˈfek-shən How to pronounce reinfection (audio)
: infection following recovery from another infection of the same kind
reinfect
ˌre-ən-ˈfekt
verb

Medical Definition

reinfection

noun
re·​in·​fec·​tion ˌrē-in-ˈfek-shən How to pronounce reinfection (audio)
: infection following recovery from or superimposed on a previous infection of the same type
rescreening aimed at detecting reinfection following treatmentDiana Mahoney
reinfect transitive verb
Last Updated: - Updated example sentences
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