tyrannicide

 
Pronunciation: /tɪˈranɪsʌɪd, tʌɪ-/

noun

[mass noun]
  • the killing of a tyrant: ethical justification of tyrannicide [count noun]: the republic was founded after a tyrannicide
  • [count noun] the killer of a tyrant.

Derivatives

tyrannicidal

Pronunciation: /-ˈsʌɪd(ə)l/
adjective

Origin:

mid 17th century: from French, from Latin tyrannicida 'killer of a tyrant', tyrannicidium 'killing of a tyrant' (see tyrant, -cide)