megabyte

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English[edit]

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Noun[edit]

megabyte (plural megabytes)

  1. One million bytes. SI Symbol: MB
    • 1964, IBM, System/360 System Summary, page 27
      The IBM 2301 Drum Storage (Figure 20) provides random access storage of approximately 4 million bytes at a data rate of 1.2 megabytes per second.
    • 1973, IBM, Reference Manual for IBM 3340/3344 Disk Storage, page 3
      This 70-megabyte [69,889,536 bytes] data module contains fixed heads in addition to the normal access heads.
  2. (computing) 1,048,576 bytes; a mebibyte. Frequently abbreviated MB.
    • 2003, Michael Meyers, Managing and Troubleshooting PCs, page 933
      One megabyte is 1,048,576 bytes. One megahertz, however is a million Hertz.
    • 2004, Kerry Cox & Christopher Gerg, Managing Security with Snort and IDS Tools, page 92
      Defaults to 2 megabytes (2,097,152 bytes).
    • 2006, Eriq Oliver Neale, Microsoft Small Business Server 2003 Unleashed, page 290
      By default, each log file [...] is exactly 5 megabytes (5,242,880 bytes) in size.

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Italian[edit]

Etymology[edit]

mega- +‎ byte

Noun[edit]

megabyte m (invariable)

  1. (computing) megabyte