BD may refer to any of the following:
1. Short for Blu-ray disc, BD or BD-ROM (Blu-ray disc read-only memory), is an optical disc format developed by thirteen consumer electronics and PC companies. These companies include Apple, Dell, Hitachi, Hewlett Packard, LG, Mitsubishi, Panasonic, Philips, Pioneer, Sony, Sun, and TDK.
Blu-ray was introduced at CES (Consumer Electronics Show) on January 4, 2006, can store 25 GB on a single-layer disc (50 GB on a dual-layer disc) and are the same size as a CD (compact disc). The picture shows a blue laser in a Blu-ray disc player.
What did the Blu-ray replace?
Can a Blu-ray player read a DVD and CD?
Yes. A Blu-ray player is backward compatible and can read Blu-ray discs, DVDs, and CDs.
Can a DVD player read a Blu-ray disc?
No. Blu-ray is the newer, more advanced technology; a DVD player cannot read a Blu-ray disc.
Why is it called a Blu-ray?
The name Blu-ray comes from the blue-violet color of the laser used in the drive to read discs. This laser was unique to all prior disc drives because it used a blue laser instead of a red laser.
What is BD+ or BD Plus?
BD+ (BD Plus) is a copy protection system for Blu-ray that allows the movie studio to create a custom method of protecting Blu-ray movies.
2. BD is also chat slang for a big deal.
3. The Internet domain suffix .bd is short for Bangladesh.