Definitions for petabyteˈpɛt əˌbaɪt
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Random House Webster's College Dictionary
pet•a•byte*ˈpɛt əˌbaɪt(n.)
250 (1,125,899,906,842,624) bytes; 1024 terabytes.
1015, or one quadrillion (1,000,000,000,000,000), bytes; 1000 terabytes.
* Computers..
Origin of petabyte:
1995–2000
Princeton's WordNet
petabyte, PB(noun)
a unit of information equal to 1000 terabytes or 10^15 bytes
petabyte, pebibyte, PB, PiB(noun)
a unit of information equal to 1024 tebibytes or 2^50 bytes
Wiktionary
petabyte(Noun)
One quadrillion (1,000,000,000,000,000) bytes. SI symbol: PB.
petabyte(Noun)
1,125,899,906,842,624 bytes or 1024, or 2. This capacity may be expressed unambiguously as a pebibyte. SI symbol: PiB, computing symbol: PB.
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