Where does “hypervirulence” come from?

hypervirulence (English) comes from English virulence, from Middle French virulence, from Latin virulentia.

hypervirulence (English): An increased virulence

Definitions

Step	Language	Word	Meaning
1	English	virulence	The state of being virulent; A measure of how...
2	Middle French	virulence	—
3	Latin	virulentia	—

hypervirulence — Etymology, Origin & Word History | Etymology Explorer