different between cartridge vs headstamp

English

Corruption of French cartouche. Doublet of cartouche.

cartridge (plural cartridges)

(firearms) The package consisting of the bullet, primer, and casing containing gunpowder; a round of ammunition.
(by extension) A prefabricated subassembly that can be easily installed in or removed from a larger mechanism or replaced with another interchangeable subassembly.
(computing) A vessel which contains the ink or toner for a computer printer and can be easily replaced with another.
(computing) Magnetic tape storage, used for storing (backup) copies of data.
- 1983, Helpline (in Sinclair User issue 21)
  The program generates a catalogue of the files on the cartridge selected by the user, reads the catalogue into memory and erases the cartridge copy, so that an up-to-date copy is always generated.
(computing) A removable enclosure containing read-only memory devices, used for rapid loading of software onto a home computer or video game console.
- 1981, Communication Outlook (volume 3)
  We would like to see someone market a low-power, text-to-speech cartridge that would mate with the Epson and use its internal battery pack.
- 2002, Video Game Bible, 1985-2002 (page 180)
  Nintendo made sure to loudly trumpet all of the advantages of the cartridge format, particularly the greatly reduced loading times and the sturdiness of the cartridges […]
(obsolete) A small paper package, e.g. in an old book about making printer's type: After all the type has been cast: "The Boy will paper up each sort in a cartridge by itself".

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.

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