different between breechloading vs headstamp

English

breechloading (not comparable)

Describing a breechloader gun: one that has ammunition loaded from the rear of the barrel rather than where it will exit.

head +? stamp

headstamp (plural headstamps)

(military, firearms) The identification marking on the base (bottom) of a cartridge casing.
2009 Chivers, C.J. (The New York Times), Is U.S. Ammo going to Taliban?; run in Austin American-Statesman, May 20, 2009, p A-1:
- Photographs were taken of the weapons' serial numbers and [of the] markings on the bottoms of the cartridge casings, known as headstamps, which can reveal where and when ammunition was made.

Send