virtual memory

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virtual memory

n.
Memory, often as simulated on a hard disk, that emulates RAM, allowing an application to operate as though the computer had more memory than it actually does.
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Noun1.virtual memory - (computer science) memory created by using the hard disk to simulate additional random-access memoryvirtual memory - (computer science) memory created by using the hard disk to simulate additional random-access memory; the addressable storage space available to the user of a computer system in which virtual addresses are mapped into real addresses
computer memory, computer storage, memory board, store, memory, storage - an electronic memory device; "a memory and the CPU form the central part of a computer to which peripherals are attached"
computer science, computing - the branch of engineering science that studies (with the aid of computers) computable processes and structures
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