CEFR C1

magnetic disc

noun

Meaning

A flat, circular storage medium coated with a magnetizable material that records digital data through changes in magnetic polarity.

Examples

  • The early mainframe computer used a large magnetic disc to store its operating system files.
  • Engineers designed the magnetic disc to rotate at high speeds while a read-write head accessed the sectors.

Synonyms: disk, hard drive, storage medium, platter