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cannelure
can·ne·lure C0069400 (kăn′ə-lo͝or′)n. A groove around the cylinder of a bullet.
[French, alteration of cannelature, from Old Italian cannellatura, from cannello, small tube; see cannelloni.]cannelure (ˈkænəˌlʊə) n (Firearms, Gunnery, Ordnance & Artillery) a groove or fluting, esp one around the cylindrical part of a bullet[C18: from French, ultimately from Latin canālis canal]cannelure
cannelure[′kan·əl·u̇r] (ordnance) A groove in a bullet which contains a lubricant, or into which the cartridge is crimped. A groove in a cartridge case providing a purchase for the extractor. A ringlike groove for locking the jacket of an armor-piercing bullet to the core. A ringlike groove in the rotating band of a gun projectile to lessen the resistance offered to the gun rifling and to prevent fringing grooves. |