Noun
DVD-R (plural DVD-Rs)
Initialism of Digital Versatile Disc recordable: a form of digital media that is similar to a CD, but has far denser storage and thus greater capacity. It can only be written to once, but it can be read from an indefinite number of times.
A 4.7 GB DVD-R full of one-time-pad data, if shredded into particles 1 mm² in size, leaves over 4 megabits of (admittedly hard to recover, but not impossibly so) data on each particle. Source: Internet
Spared (RW) build Rewriteable media such as DVD-RW and CD-RW have fewer limitations than DVD-R and CD-R media. Source: Internet
Media technologies vary, M-DISC uses a different recording technique & media versus DVD-R and BD-R. Source: Internet
Some recent models manufactured by Toshiba, Pioneer, and Humax, under license from TiVo, contain DVD-R RW drives. Source: Internet
The write-once nature of CD-R or DVD-R media means that when a file is deleted on the disk, the file's data still remains on the disk. Source: Internet
VAT build Write-once media such as DVD-R and CD-R have limitations when being written to, in that each physical block can only be written to once, and the writing must happen incrementally. Source: Internet