CANNELURE

Etymology

Noun

cannelure (plural cannelures)

(firearms) A ringlike groove, such as that 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.

Anagrams

• uncleaner

Source: Wiktionary

Can"ne*lure (kan"ne*lur), n. [F., fr. canneler to groove.] (Mil.)

Definition: 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.

Source: Webster’s Unabridged Dictionary 1913 Edition