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gigabyte

American  
[gig-uh-bahyt, jig-] / ˈgɪg əˌbaɪt, ˈdʒɪg- /

noun

Computers.

  1. a measure of storage capacity equal to 2 30 (1024) bytes.

gigabyte British  
/ ˈɡaɪɡəˌbaɪt, ˈɡɪɡəˌbaɪt /

noun

  1. computing one thousand and twenty-four megabytes See also giga-

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
gigabyte Scientific  
/ gĭg′ə-bīt′ /

  1. A unit of computer memory or data storage capacity equal to 1,024 megabytes (2 30 bytes).

  2. One billion bytes.

  3. See Note at megabyte

Etymology

Origin of gigabyte

giga- + byte

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.