Wordnet 3.0
NOUN (1)
1.
a unit of information equal to 1024 tebibytes or 2^50 bytes;
[syn: petabyte, pebibyte, PB, PiB]
WordNet (r) 3.0 (2006):
pebibyte
n 1: a unit of information equal to 1024 tebibytes or 2^50 bytes
[syn: petabyte, pebibyte, PB, PiB]