virulent

Fetched 2026-10-26 (cache).

Synonyms: avirulent, violent, purulent, aurulent, virulence, virulency, rorulent, virent, virement, vinolent, viruet

Antonyms: avirulent, violent, purulent, aurulent, virulence, virulency, rorulent, virent, virement, vinolent, viruet

Related words from Datamuse; suggestions, not definitions.

Adjective

1. Of [[animal]]s, [[plant#Noun|plants]], or [[substance]]s: [[extremely]] [[venomous]] or [[poisonous]].
2. {{lb|en|figurative}} Extremely [[hostile]] or [[malicious]]; [[intensely]] [[acrimonious]].
3. {{lb|en|medicine}} Of a [[disease#Noun|disease]] or disease-[[cause#Verb|causing]] [[agent]]: [[malignant]], able to cause damage to the [[host]].
4. {{lb|en|microbiology}} Of a [[pathogen]]: [[replicate#Verb|replicating]] within its [[host cell]], then [[immediately]] causing it to [[undergo]] [[lysis]]. {{defdate|from 1953}}

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.