megabyte

mega- +‎ byte

• IPA^(key): /ˈmɛɡəˌbaɪt/

megabyte (plural megabytes)

1. One million (10⁶) bytes.
   • 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.
   • 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.

• MB, ㎆

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• Mb
• mebibyte
• megabit

• The IEC explanation of its definitions

mega- +‎ byte

megabyte m (invariable)

1. (computing) megabyte

Borrowed from English megabyte.

• IPA^(key): /ˌmɛɡaˈbajt(ʃ)(i)/

megabyte m (plural megabytes)

1. (computing) megabyte (one million bytes)

• Abbreviations: MB, mega

• Multiples of the byte: kilobyte, megabyte, gigabyte, terabyte, petabyte, exabyte, zettabyte, yottabyte

• megabit
• mebibyte

megabyte m (plural megabytes)

1. megabyte