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regicide

American  
[rej-uh-sahyd] / ˈrɛdʒ əˌsaɪd /

noun

  1. the killing of a king.

  2. a person who kills a king or is responsible for his death, especially one of the judges who condemned Charles I of England to death.

regicide British  
/ ˈrɛdʒɪˌsaɪd /

noun

  1. the killing of a king

  2. a person who kills a king

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

  • regicidal adjective

Etymology

Origin of regicide

1540–50; < Latin rēg-, stem of rēx king + -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.