main memory

noun

Volatile memory forming most of a computer’s primary storage, not including cache memory (central processing unit cache) and secondary storage (mass storage).

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Meanings

nounmain memory (countable and uncountable, plural main memories)

plural main memories

  1. countableuncountablecomputingVolatile memory forming most of a computer’s primary storage, not including cache memory (central processing unit cache) and secondary storage (mass storage).

Synonyms & antonyms

Also see
primary memory

Translations

Esperanto ĉefmemoro
  • ĉefmemorocomputing
Greek κύρια μνήμη, κεντρική μνήμη
  • κύρια μνήμη (kýria mními)computing
  • κεντρική μνήμη (kentrikí mními)computing
Cite this entry
APA

main memory. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/main%20memory

MLA

“main memory.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/main%20memory. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “main memory,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/main%20memory.

Source: main memory on Wiktionary, CC BY-SA 4.0.