- A computer which is small enough to hold in a hand or place in a pocket. Such computers generally have a specialized operating system, and provide an interface to communicate with other computers, such as desktop systems. There are many types, including models which are industry-specific, such as those utilized by transport companies to keep track of shipments, those that provide only email functions, or PDAs. Also spelled hand-held computer. Also called palmtop, or pocket computer.
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