CARTRIDGE

Definition

1. noun ammunition consisting of a cylindrical casing containing an explosive charge and a bullet.
2. noun a light-tight supply chamber holding the film and supplying it for exposure as required. — synonyms: magazine
3. noun a module designed to be inserted into a larger piece of equipment.
4. noun an electro-acoustic transducer that is the part of the arm of a record player that holds the needle and that is removable. — synonyms: pickup