ursiciden.
Etymology: Formed as urse n. 2 + -cide comb. form1.Previous versions of the OED give the stress as: ˈursicide.
the world > life > death > killing > killer of animals > [noun]
a1861 T. Winthrop (1863) x. 75 Vain hope! I was not to be an ursicide.
This entry has not yet been fully updated (first published 1926; most recently modified version published online June 2022).