Disk

A disc or disk generally refers to a round flat object, although the usage varies between different variants of English. Common types of disc include:

• Flying disc or, more specifically, a Frisbee, a disk-shaped toy
• Intervertebral disc, between the bones in the spines of vertebrates
• Parking disc, or parking disc machine
• Tax disc, a vehicle licence

Audio and video recording media

• transcription disc (gramophone record or "phonograph record" in U.S. English)
• Optical disc, the most common of which are:
  • Compact Disc
  • Digital Versatile Disc or Digital Video Disc (DVD)
• Blu-ray Disc
• HD DVD

Magnetic recording media

• Hard disk, also known as a hard drive
• Floppy disk, or diskette
• RAM disk
• Laserdisc
• MiniDisc
• Also (perhaps erroneously) to refer to tape drives and flash memory cards for both music and computer data

Science

• Accretion disk, in astrophysics
• Protoplanetary disk
• Debris Disk
• Scattered disc
• Disc (galaxy)

Acronyms

• The DISC assessment (or personal profile system), a psychological test
• DISCs - Domestic International Sales Corporations in US law
• Death Inducing Signaling Complex
• DİSK, the Confederation of Revolutionary Trade Unions of Turkey

Related pages

• Discus throw
• Disco
• Disc jockey
• Disc brake, a type of brake