Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English


English definition of “virulent”


adjective     /ˈvɪrʊlənt/
DISEASE A virulent disease or poison causes severe illness very quickly .Passing on illness and causing diseaseDisease and illness - general words
HATE formal criticizing or hating someone or something very much: a virulent attack on the government Critical and uncomplimentary
(Definition of virulent adjective from the Cambridge Learner's Dictionary © Cambridge University Press)

Definitions of “virulent” in other dictionaries

Word of the Day


a good knowledge of something, or the fact that you know it so well

Word of the Day


Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More