Phrase guide

virtual memory

noun · 2 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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1

noun

Meaning 1

Memory that appears to be RAM but is being simulated (by a process called paging) on a hard disk; allows a computer to operate as if it had more memory than it actually does, but with some loss of performance

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: computing, engineering, mathematics, natural-sciences, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

(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

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: virtual storage

Antonyms: none provided

Broader terms: memory, computer memory, storage, computer storage, store, memory board

History

Etymology

No etymology was provided for this word.

Across languages

Translations

6 source translations are retained for this English entry.

  • Chinese Mandarin: 虛擬內存 /虚拟内存 (xūnǐ nèicún) — memory that appears to be RAM but is being simulated
  • Czech: virtuální paměť — memory that appears to be RAM but is being simulated
  • Finnish: virtuaalimuisti — memory that appears to be RAM but is being simulated
  • Greek: εικονική μνήμη (eikonikí mními) — memory that appears to be RAM but is being simulated
  • Kazakh: мүмкіндікті зерде (mümkındıktı zerde) — memory that appears to be RAM but is being simulated
  • Russian: виртуа́льная па́мять (virtuálʹnaja pámjatʹ) — memory that appears to be RAM but is being simulated