petabyte

Meaning

Noun

  • One quadrillion (1015, or 1,000,000,000,000,000) bytes. SI symbol: PB.
  • 1,125,899,906,842,624 bytes or 10245, or 250. This capacity may be expressed unambiguously as a pebibyte. SI symbol: PiB, computing symbol: PB.

Origin

  • From peta- + byte.

Modern English dictionary

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