Meaning of cartridge

Definition of cartridge

(noun) ammunition consisting of a cylindrical casing containing an explosive charge and a bullet; fired from a rifle or handgun
a module designed to be inserted into a larger piece of equipment; "he loaded a cartridge of fresh tape into the tape deck"
an electro-acoustic transducer that is the part of the arm of a record player that holds the needle and that is removable

Other information on cartridge

WIKIPEDIA results for cartridge
Amazon results for cartridge