Disc may refer to any of the following:

  1. Optical data storage device that is round, flat, and ridged that is written to using a laser. An examples of a disc is a Blu-ray, CD, and a DVD.

  2. Disc is an abbreviation sometimes used for Discord that sometimes is preceded by several numbers and letters to indicate the Discord channel.

When talking about a disk or diskette, you’re referring to a floppy diskette or hard disk. However, when talking about an optical disc (e.g., Blu-ray, CD, or DVD), use “disc.” For example, “Have you seen the Blu-ray disc?”

  • CD-ROM help and support.

CD terms, Disc jockey, Disk