Cartridge
Part of speech: noun
Definition: The package consisting of the bullet, primer, and casing containing gunpowder; a round of ammunition. (A general sense that arose by extension from the sense of firearm cartridge) A prefabricated subassembly that can be easily installed in or removed from a larger mechanism or replaced with another interchangeable subassembly. A vessel which contains the ink or toner for a computer printer and can be easily replaced with another. Magnetic tape storage, used for storing (backup) copies of data. 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".
Magazine
Part of speech: noun
Definition: A periodical publication, generally consisting of sheets of paper folded in half and stapled at fold.An ammunition storehouse.Detachable ammunition holder enabling multiple rounds of ammunition to be fed to a gun.
Example sentence: I came up in a time when Springsteen, the Stones, Dylan, and the Beatles were still dominant. For every magazine cover with a new band, there were five covers with one of those guys.