yobibit
         n 1: a unit of information equal to 1024 zebibits or 2^80 bits
               [syn: {yobibit}, {Yibit}]

English Dictionary: yobibyte	by the DICT Development Group
From WordNet (r) 3.0 (2006) [wn]:
yobibyte n a unit of information equal to 1024 zebibytes or 2^80 bytes Synonym(s): yottabyte, yobibyte, YB, YiB