For now, it's the likeliest place to catch coronavirus. Anyone unknowingly suffering from coronavirus is likely to go there. That's what " patient zero " in Italy did. See more words from the same year From the Editors at Merriam-Webster. Coronavirus and the New Words We Added Accessed 6 Nov. Comments on patient zero What made you want to look up patient zero? Please tell us where you read or heard it including the quote, if possible. Test Your Vocabulary Where in the World? A Quiz What language does pajama come from?
Blame and scapegoating
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Chinese authorities and experts are at odds about the origin of the ongoing coronavirus outbreak. More specifically, who is "patient zero" for the outbreak. Also known as an index case, patient zero is a term used to describe the first human infected by a viral or bacterial disease in an outbreak. Advances in genetic analysis now make it possible to trace back the lineage of a virus through those it has infected.