Definition of gigabyte in English:

gigabyte

Syllabification: gig·a·byte
Pronunciation: /ˈgigəˌbīt, ˈjig-
 
/
(abbreviation: GB)

noun

Computing
  • A unit of information equal to one billion (109) or, strictly, 230 bytes.
    More example sentences
    • We used to measure data in terms of kilobytes and megabytes; now gigabytes and terabytes are the terms commonly discussed.
    • I am sure there must be millions like me who are mystified by bytes, megabytes, gigabytes or whatever they are called.
    • Hard disk capacity is measured in gigabytes - a gigabyte being roughly 1,000 megabytes.

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elaborate ornamentation of a vocal melody