[syn: zettabyte, zebibyte, ZB, ZiB]
WordNet (r) 3.0 (2006):
zettabyte
    n 1: a unit of information equal to 1000 exabytes or 10^21 bytes
         [syn: zettabyte, ZB]
    2: a unit of information equal to 1024 exbibytes or 2^70 bytes
       [syn: zettabyte, zebibyte, ZB, ZiB]
The Free On-line Dictionary of Computing (30 December 2018):
zettabyte
    (ZB) A unit of data equal to 10^21 bytes but see
   binary prefix for other definitions.  A zetabyte is 1000^7 bytes
   or 1000 exabytes.
   1000 zettabytes are one yottabyte.
   See prefix.
   (2013-11-04)