Wordnet 3.0
NOUN (1)
1.
a unit of information equal to 1024 zebibytes or 2^80 bytes;
[syn: yottabyte, yobibyte, YB, YiB]
WordNet (r) 3.0 (2006):
YiB
n 1: a unit of information equal to 1024 zebibytes or 2^80 bytes
[syn: yottabyte, yobibyte, YB, YiB]