Regicide

//ˈɹɛ.d͡ʒə.saɪd// noun

noun ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    The killing of a king.
  2. 2
    One who kills a king.

    "The fact that the Yongle emperor was therefore a usurper, regicide and nepoticide (nephew-killer) made compiling the Veritable Record – or official history – of his reign a most dangerous scholarly post. The official given this ticklish task managed to survive several drafts, finally producing one that pleased his master as it omitted the dead nephew's reign altogether."

  3. 3
    the act of killing a king wordnet
  4. 4
    someone who commits regicide; the killer of a king wordnet

Synonyms

All synonyms
aborticidefratricidefungicidegenocidegermicideherbicide

Example

More examples

"Regicide is a foil to the divine right of kings."

Etymology

Etymology 1

Learned borrowing from Medieval Latin rēgicidium (“king-killing”)

Etymology 2

Learned borrowing from Medieval Latin rēgicida (“king-killer”).

Related phrases

royal assassin

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.