Definition of virulent
- a virulent infection
- virulent bacteria
- virulent racists
- virulent criticism
The country seemed to be returning to the virulent nationalism of its past.
the virulent look on her face warned me that she was about to say something unkind
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'virulent.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
First Known Use: 14th centurySee Words from the same year
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