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Definition of virulence

virulence

/ˈvɪrjələns/
vir · u · lence
Adverb:virulently
•
Plural:virulences
•
Adjective:virulent
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virulence Lexical Profile

virulence Game Scores & Validity

• noun

1

The severity, harmfulness, or degree of pathogenicity of a disease, toxin, or microorganism.

Example

"Epidemiologists closely monitored the mutated strain to determine whether its virulence had increased."

2

Extreme bitterness, malice, or hostility in speech, writing, or attitude.

Example

"The unexpected virulence of the critic's review shocked the young playwright."

Synonyms
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Antonyms
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• Rhymes for virulence

• Nearby Words

virtuous
virtuously
virtuousness
virulence
virulent
virulently
virunga

Word Origin & Etymology

Borrowed in the late 16th century from Middle French or Late Latin virulentia, derived from Latin virulentus ('full of poison'), from virus ('poison, slime, or venom').

Cite this Entry

Wordmom. (2026). Definition of Virulence. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/virulence
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