Adjective: virulent vir-(y)u-lunt
- Extremely poisonous or injurious; producing venom
"a virulent insect bite";
- deadly, venomous
- Infectious; having the ability to cause disease
"The virulent strain of the virus spread rapidly"
- Harsh or corrosive in tone
"His virulent criticism wounded the young artist";
- acerb, acerbic, acid, acrid, bitter, blistering, caustic, sulfurous [N. Amer], sulphurous [Brit, Cdn], vitriolic, acidulous
See also: deadly, highly infective, toxic, unpleasant
Antonym: avirulent
Encyclopedia: Virulent