From peta- +‎ byte.

• IPA^(key): /ˈpɛtəbaɪt/

• Audio (US):

  (file)

petabyte (plural petabytes)

1. One quadrillion (10¹⁵, or 1,000,000,000,000,000) bytes or 1,000 terabytes.
2. (computing, informal) A pebibyte.
   • 2008 June 23, Chris Anderson, “The End of Theory: The Data Deluge Makes the Scientific Method Obsolete”, in Wired‎^[1], →ISSN:

     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.

   • 2017, Jeffrey R. Di Leo, Higher Education under Late Capitalism, Springer, →ISBN, page 82:

     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 subsequent year.

• PB

• Previous: terabyte
• Next: exabyte

• pebibit
• pebibyte
• petabit

• petabajt

From peta- +‎ byte.

• IPA^(key): [ˈpɛtabajt]

petabyte m inan

1. petabyte

• “byte”, in Akademický slovník cizích slov at prirucka.ujc.cas.cz [Academic dictionary of foreign words] (in Czech), 1995

Unadapted borrowing from English petabyte.

petabyte m (plural petabytes)

1. (computing) petabyte (one quadrillion bytes)

• Abbreviations: PB, peta

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

• petabit
• pebibyte

• “petabyte”, in Dicionário Priberam da Língua Portuguesa (in Portuguese), Lisbon: Priberam, 2008–2026

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