Definition of SARS-CoV-2
: the coronavirus (Severe acute respiratory syndrome coronavirus 2 of the genus Betacoronavirus) that is the causative agent of COVID-19
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Merriam-Webster unabridged
Share SARS-CoV-2
Time Traveler for SARS-CoV-2
The first known use of SARS-CoV-2 was in 2020
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