a container that holds a magnetic tape used for recording or playing sound or video
A small flat case containing magnetic tape on two reels, used to record and play back audio and video material.
Any similar small cartridge, such as for a computer disk.
A lightproof container for photographic film.
A modular DNA sequence encoding one or more genes for a single biochemical function.
A set of sprockets mounted onto a splined shaft on the freehub.