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perpetrator

American  
[pur-pi-trey-ter] / ˈpɜr pɪˌtreɪ tər /

noun

  1. a person who perpetrates, or commits, an illegal, criminal, or evil act.

    The perpetrators of this heinous crime must be found and punished to the fullest extent of the law.

Etymology

Origin of perpetrator

First recorded in 1560–70; from Late Latin, from Latin perpetrāt(us), past participle of perpetrāre “to carry out, execute, perform” + -or -or 1 ( def. ); perpetrate ( def. )

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.