DVD (Digital Versatile Disc)

Digital Versatile Disc. The most widely known DVD format is currently DVD-Video, the digital version of VHS, and designed for storing full-length movies on a single disc similar in size to a CD. DVD can give earth shaking digital surround sound playback that's unbelievable and has 540 lines of resolution, which makes a crisper, sharper image than VHS, which relies on around 240.