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Etymology: Irregularly < heretic n. and adj. + -cide comb. form2.Previous versions of the OED give the stress as: heˈreticide.
1702 C. Mather vii. iv. 23/1 Nor do I look upon Hæreticide as an Evangelical way, for the extinguishing of Heresies.
This entry has not yet been fully updated (first published 1898; most recently modified version published online December 2021).