virtual storage: Meaning and Definition of

vir'tual stor'age

Pronunciation: [key]
— Computers. Computers.
  1. a system whereby addressable memory is extended beyond main storage through the use of secondary storage managed by system software in such a way that programs can treat all of the designated storage as addressable main storage. Also calledCf.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.