rongeur

I. \\rō(ⁿ)ˈzhər\ noun (-s)

Etymology: French, literally, one that gnaws, from Middle French, from ronger to gnaw (from — assumed — Vulgar Latin rodicare, from rodere to gnaw) + -eur -or — more at rat

: a heavy-duty forceps for removing small pieces of bone or tough tissue

II. transitive verb (-ed/-ing/-s)

: to remove (bone) with a rongeur