zettabyte

[ zet-uh-bahyt ]
/ ˈzɛt əˌbaɪt /

noun Computers.

270 bytes; 1024 exabyte.
(loosely) 1021 or one sextillion bytes; 1000 exabytes. Symbol: ZB

Origin of zettabyte

First recorded in 1990–95; zetta- + byte

Words nearby zettabyte

zetacrit, zetetic, zethar, zetland, zetta-, zettabyte, zettahertz, zeugma, zeus, zeuxis, zev

British Dictionary definitions for zettabyte

zettabyte
/ (ˈzɛtəˌbaɪt) /

noun

computing 10 21 or 2 70 bytes

Word Origin for zettabyte

C20: probably from Italian sette seven