DVD (an abbreviation of "digital versatile disc" or "digital video disc") is a digital optical disc storage format invented and developed by Philips, Sony, Toshiba, and Panasonic in 1995. The medium can store any kind of digital data and is widely used for software and other computer files as well as video programs watched using DVD players.
DVD (commonly digital versatile disc) region codes are a digital rights management technique designed to allow film distributors and television companies to control aspects of a release, including content, release date, and price, according to the region.
DVD recordable and DVD rewritable refer to part of optical disc recording technologies. DVD optical disc formats that can be recorded by a DVD recorder, (written, "burned"), either write once or rewritable (write multiple times) format written by laser, as compared to DVD-ROM, which is mass-produced by pressing, primarily for the distribution of home video.
DVD-Video is a consumer video format used to store digital video on DVD discs, and is currently the dominant consumer video format in Asia, North America, Europe, and Australia.
DVD-by-mail consist of renting DVDs and Blu-rays of films and television shows, video games and VCDs, among other film media online, for delivery to the customer by mail.
DVD-Audio (commonly abbreviated as DVD-A) is a digital format for delivering high-fidelity audio content on a DVD.
DVDVideoSoft Ltd. is a software company that makes multimedia software.
DVD-RAM (DVD–Random Access Memory) is a disc specification presented in 1996 by the DVD Forum, which specifies rewritable DVD-RAM media and the appropriate DVD writers.