Noun: virulency vir-(y)u-lun(t)-see
- (microorganism) extreme harmfulness (as the capacity of a microorganism to cause disease)
"the virulency of the plague";
- virulence
- Extreme hostility
"The virulency of his attack shocked the audience";
- virulence
Derived forms: virulencies
Type of: harmfulness, hostility, ill will, injuriousness
Encyclopedia: Virulency