Definition - What does Zebibyte (ZiB) mean?
A zebibyte (ZiB) is a unit of digital information storage used to denote the size of data. A zebibyte is exactly 1,180,591,620,717,411,303,424, or 270,bytes. It is also equal to 1,024 exbibytes.
Techopedia explains Zebibyte (ZiB)
Zebibyte is sometimes mistaken for or used in place of a zettabyte, which is equal to 1021, or 1,000,000,000,000,000,000,000, bytes. The "zebi" prefix was not an original part of the binary prefixes system, but was just added in August 2005 by the International Electrotechnical Commission.