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[rej-uh-sahyd] /ˈrɛdʒ əˌsaɪd/
the killing of a king.
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.
Origin of regicide
1540-50; < Latin rēg-, stem of rēx king + -i- + -cide
Related forms
regicidal, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for regicide
Historical Examples
  • Was it really revolution and regicide which Rossi contemplated?

    The Eternal City Hall Caine
  • Michael, you have the right to draw first; you are a regicide.

    Vera Oscar Wilde
  • She clung to her regicide purpose with the tenacity of a tigress.

    France and the Republic William Henry Hurlbert
  • None but the village preacher knew that it was Goffe, the regicide.

    A short history of Rhode Island George Washington Greene
  • In the first place, the merits of The regicide are of the scantiest.

    Tobias Smollett Oliphant Smeaton
  • But of regicide for this reason no proof is afforded, as far as I can see.

    Magic and Religion Andrew Lang
  • Other examples are given in which every regicide might become king, if he could, like Macbeth.

    Magic and Religion Andrew Lang
  • Musolino was a brigand, and Luccheni an anarchist and regicide.

    Pedagogical Anthropology Maria Montessori
  • Was it an accident where so many were inexperienced in arms or an attempt at regicide?

    The Royal Life Guard Alexander Dumas (pere)
  • Much harm had also been done by Mariana's alleged doctrine on regicide.

    The Jesuits, 1534-1921 Thomas J. Campbell
British Dictionary definitions for regicide


the killing of a king
a person who kills a king
Derived Forms
regicidal, adjective
Word Origin
C16: from Latin rēx king + -cide
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
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Word Origin and History for regicide

1540s, "man who kills a king," formed from Latin rex (genitive regis) "king" (see regal) on model of suicide. Meaning "crime of killing a king" is from c.1600.

Online Etymology Dictionary, © 2010 Douglas Harper
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