Er zijn 6 definities.

Digital versatile disc + Mount Rainier rewritable

Digital versatile disc + recordable

Digital versatile disc + read/write

Single-layer DVD (4.7 GB)

Double-layer DVD (8.7 GB)

Digital versatile disk – audio

Er zijn 3 definities.

Digital versatile disc – random-access memory (RAM)

Digital versatile disk – read only memory