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SARS-CoV-2
noun
: the coronavirus (Severe acute respiratory syndrome coronavirus 2 of the genus Betacoronavirus) that is the causative agent of COVID-19
Examples of SARS-CoV-2 in a Sentence
Recent Examples on the Web
Share [Findings] Convalescent plasma helps Syrian hamsters fight SARS-CoV-2.
—Rafil Kroll-Zaidi, Harper's Magazine, 23 Oct. 2024
Researchers have detected SARS-CoV-2 proteins in people with long Covid months after their initial infections, suggesting that persistent viral reservoirs may be associated with postacute sequelae of Covid-19.
—Dave Wessner, Forbes, 11 Oct. 2024
For example, while the front page for the general public does mention current SARS-CoV-2 variants like XEC, details about its prevalence remain on a separate webpage deeper into the CDC's website.
—Alexander Tin, CBS News, 4 Oct. 2024
Despite its reputation as a respiratory virus, SARS-CoV-2 can also have a profound impact on the gut.
—Jamie Ducharme, TIME, 1 Oct. 2024
In a May 2024 study (COVID-OUT), Bramante’s group showed the SARS-CoV-2 viral load was cut 3.6-fold with metformin compared to placebo.
—Judy Stone, Forbes, 25 Sep. 2024
That’s because SARS-CoV-2 binds to ACE2 receptors, which exist in cells all over your body, from your heart to your gut to your brain.
—Erica Sloan, SELF, 23 Sep. 2024
One possibility, which the authors say is by far the most likely, is that animals infected with SARS-CoV-2 were brought into the market and the virus then jumped to humans, perhaps in two spillover events.
—Gabriel Spitzer, NPR, 19 Sep. 2024
That’s because our immune systems are no longer so virginal to the SARS-CoV-2, given previous exposure to its spike proteins via vaccination or natural infection.
—Bruce Y. Lee, Forbes, 6 Sep. 2024
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'SARS-CoV-2.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
First Known Use
2020, in the meaning defined above
Articles Related to SARS-CoV-2
Dictionary Entries Near SARS-CoV-2
Cite this Entry
“SARS-CoV-2.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/SARS-CoV-2. Accessed 5 Nov. 2024.
Medical Definition
SARS-CoV-2
noun
: the coronavirus (Severe acute respiratory syndrome coronavirus 2 of the genus Betacoronavirus) that is the causative agent of COVID-19 see delta variant, omicron variant
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