English Dictionary

Definition of “optical disc”

optical disc

(computing) an inflexible disc on which information is stored in digital form by laser technology Also called: video disc

Each optical disc is 99 per cent polycarbonate, with all the data contained in the other 1 per cent.

Courier, Sunday Mail (2004)

For example, core store and RAM chips are volatile whereas magnetic disk, optical disc and bubble memory are not.

Samways, B. & Byrne-Jones, T. Computers Basic Facts

The consortium is pleased because no consumer optical disc that uses a caddy has ever been a commercial success.

New Scientist (2004)

Etched in stone

Suggested by Daved Wachsman (24 May 2013)
Carved in stone

Suggested by Daved Wachsman (24 May 2013)
Set in stone

Suggested by Daved Wachsman (24 May 2013)
ENT

Suggested by Daved Wachsman (24 May 2013)
Z-Band

Suggested by Daved Wachsman (23 May 2013)
Z-Line

Suggested by Daved Wachsman (23 May 2013)