The Open Dictionary

perpetrator

noun

UK/ˈpɜː.pə.treɪ.təʳ/
US/ˈpɝː.pə.treɪ.t̬ɚ/

Definitions of perpetrator noun

  1. Countable

    A person who carries out a crime or a violent or harmful act.

    • The police have apprehended the perpetrators of the bank robbery.

    • The company found itself the victim of a cyberattack; the perpetrators remain unknown.

    • Witnesses identified the perpetrators of the assault.