Definition Edit

DVD (an acronym for Digital Versatile Disc, formerly Digital Video Disc) is an optical storage format, the same size and appearance of a CD or CD-ROM that holds from 4.7 to 8.5 (dual-layer dvd) gigabytes of data.

Overview Edit

A DVD can store up to 12 times the amount of data that a standard CD-ROM can hold, which is roughly 700 megabytes. DVDs are available in DVD-R, DVD-RW, DVD+R, and DVD+RW, formats.