cannelure

noun can·ne·lure \ˈkanəlˌ(y)u̇(ə)r\
variants: or

channelure

\ˈcha-\

Definition of cannelure

plural

-s

  1. 1 :  a groove running lengthwise on the surface of a cylinder or column

  2. 2a :  a groove around the cylinder of an elongated bullet for small arms to contain a lubricant b :  a groove around a bullet into which the edge of the cartridge case is crimped c :  a groove around the rotating band of a gun projectile to lessen the resistance offered to the rifling d :  a groove around the base of a cartridge where the extractor takes hold

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Origin and Etymology of cannelure

French cannelure, alteration of Middle French cannelature, from Old Italian cannellatura, probably from cannella small tube, cinnamon, from Medieval Latin canella — more at canella


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