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
Some of these sharks were then immunized, meaning they were exposed to foreign proteins like phycoerythrin (a fluorescent protein often used in lab studies) or the SARS-CoV-2 spike protein to simulate an infection.
—
Melissa Cristina Márquez, Forbes.com, 11 July 2025
Wen: The SARS-CoV-2 virus is constantly mutating, and it’s entirely expected that there will be new variants.
—Katia Hetter, CNN Money, 19 June 2025
In fact, ivermectin never really worked for treating SARS-CoV-2 infections.
—Benjamin Mazer, The Atlantic, 17 June 2025
There’s also an informal new term being bandied about on social media to describe this newish SARS-CoV-2 variant.
—Bruce Y. Lee, Forbes.com, 14 June 2025
Association of SARS-CoV-2 With Health-Related Quality of Life 1 Year After Illness Using Latent Transition Analysis
JAMA Network Open.
—Sam Walters, Discover Magazine, 10 June 2025
Public health experts are monitoring a strain of the COVID-causing virus SARS-CoV-2 called NB.1.8.1, which was first detected early this year and last month became responsible for one in 10 COVID cases globally.
—Lauren J. Young, Scientific American, 10 June 2025
The researchers tested the new tool against 177 viral-spiked patient samples and 130 viral-spiked serum samples infected with a range of pathogens – SARS-CoV-2, HIV, HBV, or HCV.
—Bronwyn Thompson, New Atlas, 3 June 2025
Governments around the world issued lockdown orders to prevent SARS-CoV-2 from spreading, leaving many businesses struggling to survive.
—Leigh Morgan, Quartz, 2 June 2025
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Melissa Cristina Márquez, Forbes.com, 11 July 2025
Wen: The SARS-CoV-2 virus is constantly mutating, and it’s entirely expected that there will be new variants.
—Katia Hetter, CNN Money, 19 June 2025
In fact, ivermectin never really worked for treating SARS-CoV-2 infections.
—Benjamin Mazer, The Atlantic, 17 June 2025
There’s also an informal new term being bandied about on social media to describe this newish SARS-CoV-2 variant.
—Bruce Y. Lee, Forbes.com, 14 June 2025
Association of SARS-CoV-2 With Health-Related Quality of Life 1 Year After Illness Using Latent Transition Analysis
JAMA Network Open.
—Sam Walters, Discover Magazine, 10 June 2025
Public health experts are monitoring a strain of the COVID-causing virus SARS-CoV-2 called NB.1.8.1, which was first detected early this year and last month became responsible for one in 10 COVID cases globally.
—Lauren J. Young, Scientific American, 10 June 2025
The researchers tested the new tool against 177 viral-spiked patient samples and 130 viral-spiked serum samples infected with a range of pathogens – SARS-CoV-2, HIV, HBV, or HCV.
—Bronwyn Thompson, New Atlas, 3 June 2025
Governments around the world issued lockdown orders to prevent SARS-CoV-2 from spreading, leaving many businesses struggling to survive.
—Leigh Morgan, Quartz, 2 June 2025
Cite this Entry
“SARS-CoV-2.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/SARS-CoV-2. Accessed 15 Jul. 2025.
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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 see delta variant, omicron variant
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