D defs.my
Entry 1 sense Webster, 1913

main memory

· IPA
01 n. The memory in a computer that holds programs and data for rapid access during execution of a program; it usually hold the largest quantity …
  1. 1.
    The memory in a computer that holds programs and data for rapid access during execution of a program; it usually hold the largest quantity of rapid-access storage in a computer; -- also called RAM (random access memory). It is contrasted to ROM, disk data storage, cache, registers and other forms of data storage.(Computers) Also: random access memory