PB

Definitions of PB
  1. noun
    a unit of information equal to 1000 terabytes or 10^15 bytes
    synonyms: petabyte
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    type of:
    computer memory unit
    a unit for measuring computer memory
  2. noun
    a unit of information equal to 1024 tebibytes or 2^50 bytes
    synonyms: PiB, pebibyte, petabyte
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    type of:
    computer memory unit
    a unit for measuring computer memory
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