cannelure

1 definition found

cannelure - Collaborative International Dictionary of English v.0.48 :

  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.]