PETABYTE

petabyte, pebibyte, PB, PiB

(noun) a unit of information equal to 1024 tebibytes or 2^50 bytes

petabyte, PB

(noun) a unit of information equal to 1000 terabytes or 10^15 bytes

Source: WordNet® 3.1

Etymology

Noun

petabyte (plural petabytes)

(SI) One quadrillion (10¹⁵, or 1,000,000,000,000,000) bytes. SI symbol: PB.

(computing) 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.

Coordinate terms

• Previous: terabyte

• Next: exabyte

Source: Wiktionary