- the killing of a king
- a person who kills a king
WordReference Random House Learner's Dictionary of American English © 2026
reg•i•cide /ˈrɛdʒəˌsaɪd/USA pronunciation
n.
WordReference Random House Unabridged Dictionary of American English © 2026- the killing of a king: [uncountable]the crime of regicide.[countable]historical regicides.
- World History[countable] a person who kills a king.
reg•i•cide
(rej′ə sīd′),USA pronunciation n.
reg′i•cid′al, adj.
- the killing of a king.
- a person who kills a king or is responsible for his death, esp. one of the judges who condemned Charles I of England to death.
- Latin rēg-, stem of rēx king + -i- + -cide
- 1540–50
Collins Concise English Dictionary © HarperCollins Publishers::
regicide /ˈrɛdʒɪˌsaɪd/ n
'regicide' also found in these entries (note: many are not synonyms or translations):