DVD-ROM, which stands for Digital Versatile Disc Read-Only Memory, is a type of optical disc that can be read by a computer or other electronic device. Other synonyms for DVD-ROM include CD-ROM, which is a similar type of disc that can be read by computers as well, as well as Blu-ray discs, which are high-definition optical discs that are typically used for movies and other content. Other related terms include optical disc, which is a general term that refers to any type of disc that uses light to read or write information, and digital disc, which is a broader term that can refer to any type of electronic media that stores data in a digital format.