Medical Dictionary
2 ENTRIES FOUND:

virulence

noun vir·u·lence \ˈvir-(y)ə-lən(t)s\

Definition of VIRULENCE

:  the quality or state of being virulent: as a :  relative severity and malignancy <ameliorate the virulence of a disease> b :  the relative capacity of a pathogen to overcome body defenses—compare infectivity
April 02, 2015
capricious Hear it
impulsive or unpredictable
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears