<unit> (ns) 10^-9 seconds; one thousand millionth part of a second.
This is the unit in which the fundamental logical operations of modern digital circuits are typically measured. For example, a microprocessor with a clock frequency of 100 megahertz will have a 10 nanosecond clock period.
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Nearby terms: nanocomputer « nanofortnight « nanometre « nanosecond » nanotechnology » Napier » NAPLPS