Dictionary.com
Thesaurus.com

parenticide

American  
[puh-ren-tuh-sahyd] / pəˈrɛn təˌsaɪd /

noun

  1. the act of killing one's parent or parents.

  2. a person who kills one or both of their parents.

Etymology

Origin of parenticide

First recorded in 1650–60; parent + -i- + -cide

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.