gigabit

[ gig-uh-bit, jig- ]
/ ˈgɪg əˌbɪt, ˈdʒɪg- /

noun Computers.

a measure of storage capacity and data transfer equal to 1 billion (109) bits.

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Origin of gigabit

First recorded in 1965–70; giga- + bit3
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for gigabit

gigabit
/ (ˈɡɪɡəˌbɪt, ˈɡaɪɡəˌbɪt) /

noun

computing one million bits
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

Scientific definitions for gigabit

gigabit
[ gĭgə-bĭt′ ]

One billion bits.
1,073,741,824 (that is, 230) bits. See Note at megabyte.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.