virulency

Từ điển WordNet v3.1 - WordNet Dictionary

noun

1. extreme harmfulness (as the capacity of a microorganism to cause disease)
- the virulence of the plague
• Syn:
virulence
• Derivationally related forms:
virulent, virulent (for: virulence)
• Topics:
microorganism, micro-organism
• Hypernyms:
harmfulness, injuriousness
2. extreme hostility
- the virulence of the malicious old man
• Syn:
virulence
• Derivationally related forms:
virulent, virulent (for: virulence)
• Hypernyms:
hostility, ill will