virulent
[adjective]
Synonyms: poisonous, deadly, lethal, pernicious, toxic, venomous

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Related Words: malign, malignant, biting, cutting, scathing, sharp, stabbing, hateful, spiteful, unfriendly

[TahlilGaran] English Synonym Dictionary ▲

vir‧u‧lent /ˈvɪrələnt, ˈvɪrʊlənt/ adjective
[Date: 1300-1400; Language: Latin; Origin: virulentus, from virus; ⇒ virus]

1. a poison, disease etc that is virulent is very dangerous and affects people very quickly Antonym : mild:
a particularly virulent form of influenza

2. formal full of hatred for something, or expressing this in a strong way – used to show disapproval:
virulent anti-Semitism
—virulence noun [uncountable]
—virulently adverb

[TahlilGaran] Dictionary of Contemporary English ▲