Phrase guide

RAM disk

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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No pronunciation record was provided for this word.

1

noun

Meaning 1

A virtual disk, implemented in software, that stores its contents in random access memory.

Definition source: English Wiktionary via Wiktextract

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

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: silicon disk

Antonyms: none provided

2

noun

Meaning 2

(computer science) a virtual drive that is created by setting aside part of the random-access memory to use as if it were a group of sectors

Definition source: Princeton WordNet 3.0

Examples

  • access to a RAM disk is very fast but the data it contains is lost when the system is turned off

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: drive

History

Etymology

No etymology was provided for this word.

Across languages

Translations

1 source translations are retained for this English entry.

  • Esperanto: ĉefmemora disko — virtual disk, implemented in software, that stores its contents in RAM