A billionth of a second. Used as a measure of RAM speed. Light travels not quite a foot in one nanosecond.
nerd
A person with advanced technological skills and interests.
Nerds typically have limited social skills and their mothers dress them funny.
network
An arrangement of objects that are interconnected. See LAN. Also, the transmission channels in communications which interconnect all client and server stations as well as all supporting hardware and software.
nonvolatile
Does not disappear when the power is shut off, especially when referring to memory.