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.
The only bright spot in the new data was that regardless of what a person was infected with—pre-omicron or omicron—protection from severe, critical, or fatal COVID-19 during a reinfection was nearly 100 percent, and that level of protection was sustained for over a year. Ars Technica, 6 Feb. 2025 More dangerously, a reinfection following an incomplete regimen could contribute to developing drug-resistant variants of the virus, according to the ALA. Thomas G. Moukawsher, Newsweek, 30 Jan. 2025 Recovery without remediation and bolstering controls leaves an organization open to reinfection from the same threat actor or future attacks from an affiliate of the same RaaS platform. James Blake, Forbes, 10 Jan. 2025 Turn this feature on to reduce the risk of reinfection. Kurt Knutsson, Cyberguy Report, Fox News, 14 Dec. 2024 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

Dictionary Entries Near reinfection

Cite this Entry

“Reinfection.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/reinfection. Accessed 22 Feb. 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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