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a combining form meaning “billion,” used in the formation of compound words:
/ˈɡɪɡə; ˈɡaɪɡə/
combining form
denoting 109: gigavolt, G
(in computer technology) denoting 230: gigabyte

arbitrary word-forming element meaning “billion” in the metric system, 1947, from Greek gigas “giant” (see giant).

giga- pref.
One billion (109): gigahertz.



Read Also:

  • Gigabits per second

    unit (Gbps) A unit of information transfer rate equal to one billion bits per second. Note that, while a gigabit is defined as a power of two (2^30 bits), a gigabit per second is defined as a power of ten (10^9 bits per second, which is slightly less) than 2^30). (2004-02-10)

  • Gigabyte

    [gig-uh-bahyt, jig-] /ˈgɪg əˌbaɪt, ˈdʒɪg-/ noun, Computers. 1. a measure of storage capacity equal to 2 30 (1024) . /ˈɡɪɡəˌbaɪt; ˈɡaɪɡəˌbaɪt/ noun 1. (computing) one thousand and twenty-four megabytes See also giga- (sense 2) n. 1982, from giga- + byte. gigabyte (gĭg’ə-bīt’) unit 2^30 = 1,073,741,824 bytes = 1024 megabytes. Roughly the amount of data […]

  • Gigabucks

    noun Very much money •Much inflated from megabucks: Silicon Valley, where the winners downloaded giga-bucks (1990s+)

  • Gigacycle

    [gig-uh-sahy-kuh l, jig-] /ˈgɪg əˌsaɪ kəl, ˈdʒɪg-/ noun 1. one billion . Abbreviation: Gc.

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