noun: (virology) A member of the family Coronaviridae, comprising viruses which infect animals and human beings, and the genome of which consists of a single strand of RNA.
noun: (often the intended sense, since 2020) SARS-CoV-2, the specific coronavirus that causes the infectious disease COVID-19.
noun: (metonymically) An illness caused by a coronavirus.
noun: COVID-19, the disease caused by the specific coronavirus SARS-CoV-2.
noun: Alternative letter-case form of coronavirus (“the virus SARS-CoV-2 or the disease COVID-19”) [(virology) A member of the family Coronaviridae, comprising viruses which infect animals and human beings, and the genome of which consists of a single strand of RNA.]