cartridge -
A prefabricated subassembly that can be easily installed in or removed from a larger mechanism or replaced with another interchangeable subassembly.
cartridge -
A vessel which contains the ink Wikipedia or toner Wikipedia for a computer printer and can be easily replaced with another.
cartridge -
Magnetic tape storage, used for storing backup copies of data tape data Wikipedia.
cartridge -
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".