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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
Since the beginning of the pandemic, the CDC has tracked levels of SARS-CoV-2—the virus that causes COVID-19—in wastewater, including sewage.
—Josh Hammer, Newsweek, 23 Dec. 2024
In 2021: The Centers for Disease Control and Prevention released an estimate about the omicron variant of SARS-CoV-2 – the virus that causes COVID-19 – being 1.6 times more transmissible than delta, an earlier variant.
—Lorenzino Estrada, The Arizona Republic, 20 Dec. 2024
Wearing a mask, especially in crowded indoor areas, can help minimize transmission of not just SARS-CoV-2, but all respiratory viruses.
—Jamie Ducharme, TIME, 18 Dec. 2024
Currently, only New Mexico has very high levels of SARS-CoV-2 in its wastewater.
—Martha McHardy, Newsweek, 7 Dec. 2024
It could be caused by a variant of an existing virus, like influenza or SARS-CoV-2.
—Dave Wessner, Forbes, 6 Dec. 2024
Most critically, however, as SELF has previously reported, SARS-CoV-2 is a lot more nefarious than a cold or the flu.
—Julia Sullivan, SELF, 6 Dec. 2024
Another big unknown is the evolution of SARS-CoV-2, the virus that causes COVID-19.
—Alexander Tin, CBS News, 3 Dec. 2024
So far, there have been no reports of human-to-human transmission of H5N1, which is far more deadly than SARS-CoV-2, the virus that causes Covid-19.
—Sheryl Gay Stolberg, New York Times, 28 Nov. 2024
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Word History
First Known Use
2020, in the meaning defined above
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Cite this Entry
“SARS-CoV-2.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/SARS-CoV-2. Accessed 30 Dec. 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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