From Longman Dictionary of Contemporary Englishgigabytegig‧a‧byte /ˈɡɪɡəbaɪt/ noun [countable] (written abbreviation GB or Gb) TMa unit for measuring computer information, equal to 1,024 megabytes, and used less exactly to mean a billion bytes
Examples from the Corpus
gigabyte• Here, a single 90-minute video consuming over 100 gigabytes of storage space must be distributed to a large number of consumers.• Hard disk: Look for a capacity of 2 to 3 gigabytes of data.• The 1400, on the other hand, can swallow up to 1. 36 gigabytes of compressed data.• Its new competitor, the SyQuest SyJet, stores up to 1. 5 gigabytes of data.• Budget systems range between £250 to over £1,000, storing around half a gigabyte on standard data cartridges.• The Iomega Jaz drive stores a gigabyte of information on each cartridge and operates as fast as an internal hard drive.• By the end of this year, the complete newsfeed could reach one gigabyte of data each day.• He says it has two gigabytes.From Longman Business Dictionarygigabytegig‧a‧byte /ˈgɪgəbaɪt/ written abbreviation Gb noun [countable] COMPUTING a unit of computer information equal to one thousand million BYTEsdisks that can hold up to 96 gigabytes of dataOrigin gigabyte (1900-2000) Greek gigas ( → GIGANTIC) + English byte 