a measure of storage capacity and data transfer equal to 1 billion (109) bits
Word origin
[1965–70; giga- + bit3]This word is first recorded in the period 1965–70. Other words that entered Englishat around the same time include: T cell, double-book, isometric exercise, red-eye, wraparound
Examples of 'gigabit' in a sentence
gigabit
Advanced economies the world over are building gigabit-speed fibreoptic networks.
Times, Sunday Times (2016)
The network will provide speeds of 100 megabits to 1 gigabit per second.
Times, Sunday Times (2010)
All systems here offer, in theory, at least gigabit speeds — that is, 1,000 megabits per second.