'Cannelure' definitions:
Definition of 'Cannelure'
From: GCIDE
- Cannelure \Can"ne*lure\ (k[a^]n"n[-e]*l[-u]r), n. [F., fr. canneler to groove.] (Mil.) A groove in any cylinder; specif., a groove around the cylinder of an elongated bullet for small arms to contain a lubricant, or around the rotating band of a gun projectile to lessen the resistance offered to the rifling. Also, a groove around the base of a cartridge, where the extractor takes hold. -- {Can"ne*lured}, a. [Webster 1913 Suppl.]