Word.ws English Dictionary

MSB

MSB is the initialism of most significant bit.

MSB is the initialism of most significant byte.

MSB is the initialism of main switchboard.

MSB is the initialism of money services business.

Meaning of most significant bit

Noun

most significant bit (plural most significant bits)

  1. The bit that represents the largest fraction of a value, its position depending on the endianness of the system.
    Synonyms:
    MSB, high order bit

Meaning of most significant byte

Noun

most significant byte (plural most significant bytes)

  1. The byte of a multibyte number representing the largest fraction of a value: that is, the byte stored first on a big-endian system or last on a little-endian system.

Forms of MSB

pluralMSBs

Questions about MSB

What is MSB the initialism of?
MSB is the initialism of most significant bit.

Words near MSB in the dictionary

  1. msasa
  2. msasas
  3. MSAU
  4. MSAW
  5. MSAWs
  6. MSB
  7. MSBK
  8. MSbP
  9. MSBs
  10. MSC
  11. MSCE

Source and license

Adapted from Wiktionary: MSB (page history and authors); most significant bit (page history and authors); most significant byte (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Cite this entry: “MSB.” Word.ws, https://word.ws/msb. Based on Wiktionary, CC BY-SA 4.0.