Word.ws English Dictionary

ZB

ZB is the abbreviation of zettabyte.

ZB is the abbreviation of zebibyte.

Meaning of zettabyte

Noun

zettabyte (plural zettabytes)

  1. One sextillion (10²¹, or 1,000,000,000,000,000,000,000) bytes or 1,000 exabytes.
    • Cerberus Scientist: I'm sorry, sir. None of Normandy's surveillance feeds have been responding since Shepard went rogue.
      Illusive Man: I want it back. Retry the remote lockdown protocols.
      Cerberus Scientist: After our last attempt, EDI flooded our server with seven zettabytes of explicit images. I...2012, BioWare, Mass Effect 3 (Science Fiction), Redwood City: Electronic Arts, →OCLC, PC, scene: Cronos Station
  2. (informal) A zebibyte.

Meaning of zebibyte

Noun

zebibyte (plural zebibytes)

  1. Strictly, 2⁷⁰ (1024⁷, 1,180,591,620,717,411,303,424) bytes or 2¹⁰ (1024) exbibytes, as opposed to a zettabyte.
    Synonyms:
    ZiB

Symbol capitalized: Zb

Zb

  1. (abbreviation) Abbreviation of Zbit.

Synonyms of ZB

Questions about ZB

What is ZB the abbreviation of?
ZB is the abbreviation of zettabyte.
What part of speech is ZB?
ZB is a symbol.

Words near ZB in the dictionary

  1. zazziest
  2. zazzy
  3. zaïre
  4. zaïres
  5. Zažablje
  6. ZB
  7. Zbar
  8. Zbarazh
  9. Zbars
  10. ZBB
  11. Zbikowski

Source and license

Adapted from Wiktionary: ZB (page history and authors); Zb (page history and authors); zettabyte (page history and authors); zebibyte (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: “ZB.” Word.ws, https://word.ws/zb. Based on Wiktionary, CC BY-SA 4.0.