Word.ws English Dictionary

petabyte

/ˈpɛtəbaɪt/

petabyte noun: one quadrillion (10¹⁵, or 1,000,000,000,000,000) bytes or 1,000 terabytes.

Noun

petabyte (plural petabytes)

  1. One quadrillion (10¹⁵, or 1,000,000,000,000,000) bytes or 1,000 terabytes.
  2. (informal) A pebibyte.
    • As we moved along that progression, we went from the folder analogy to the file cabinet analogy to the library analogy to — well, at petabytes we ran out of organizational analogies.
      At the petabyte scale, information is not a matter of simple three- and four-dimensional taxonomy and order but of...2008 June 23, Chris Anderson, “The End of Theory: The Data Deluge Makes the Scientific Method Obsolete”, in WIRED, →ISSN, archived from the original on 08 Feb 2016
    • The Hadron Collider has gone from producing 320 terabytes of data a week to a petabyte a second. In short, it has been said that the total amount of data created worldwide in 2011 was about one zetabyte^([sic]) (or 1,000,000 petabytes) and that this figure will increase by 50%–60% in each...2017, Jeffrey R. Di Leo, Higher Education under Late Capitalism, Springer, →ISBN, page 82

petabyte meaning in Arabic, Malay and Thai

petabyte in Arabic

1,000,000,000,000,000 bytes
بِيتَابَايْت bitabayt

petabyte in Malay

1,000,000,000,000,000 bytes
petabait

petabyte in Thai

1,000,000,000,000,000 bytes
เพตะไบต์

Synonyms of petabyte

Forms of petabyte

pluralpetabytes

Origin of petabyte

From peta- + byte.

Words formed from petabyte

Questions about petabyte

What does petabyte mean?
Petabyte means one quadrillion (10¹⁵, or 1,000,000,000,000,000) bytes or 1,000 terabytes.
What is petabyte in Arabic?
Petabyte in Arabic is بِيتَابَايْت (bitabayt). See Petabyte meaning in Arabic.
What part of speech is petabyte?
Petabyte is a noun.
How do you pronounce petabyte?
Petabyte is pronounced /ˈpɛtəbaɪt/.
What is the plural of petabyte?
The plural of petabyte is petabytes.

Words near petabyte in the dictionary

  1. petabases
  2. petabecquerel
  3. petabecquerels
  4. petabit
  5. petabits
  6. petabyte
  7. petabytes
  8. Petac
  9. petaflop
  10. petaflops
  11. petagram

Source and license

Adapted from Wiktionary: petabyte (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:

Pronunciation audio from Wikimedia Commons, each file under its own free license: En-us-petabyte.oga.

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