zettabyte

zettabyte

[zet-uh-bahyt]
noun Computers.
1.
2 70 bytes; 1024 exabyte.
2.
(loosely) 10 21 or one sextillion bytes; 1000 exabytes. Symbol: ZB

Origin:
1990–95; zetta- + byte

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zettabyte (ˈzɛtəˌbaɪt)
 
n
computing 1021 or 270 bytes
 
[C20: probably from Italian sette seven]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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FOLDOC
Computing Dictionary

zettabyte definition

unit
2^70 = 1,180,591,620,717,411,303,424 bytes = 1024 exabytes.
See prefix.
(1997-05-02)

The Free On-line Dictionary of Computing, © Denis Howe 2010 http://foldoc.org
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