In the present case, we are isolating everyone to protect everyone; and Quarantine can apply to entire populations and has.
Ie, whole towns under _cordon sanitaire_.
Ie, whole towns under _cordon sanitaire_.
The Wikipedia article for cordon sanitaire [1] mentions quarantine as an alternative way to handle disease spread.
> Public health specialists have included cordon sanitaire along with quarantine and medical isolation as "nonpharmaceutical interventions" designed to prevent the transmission of microbial pathogens through social distancing.