deallocate.
To remove from the set of resources put aside for (allocated to) a particular user or purpose.
Meaning & usage
To remove from the set of resources put aside for (allocated to) a particular user or purpose.
Empty out your locker; it will be deallocated at the end of the day.
To return previously allocated memory.
Computer programs should deallocate memory they no longer need, releasing it back to the system.
Where this word comes from
Etymology tree Proto-Indo-European *de Proto-Indo-European *-h₁ Proto-Indo-European *déh₁ Proto-Italic *dē Latin dē Latin dē-der. English de- English allocate English deallocate From de- + allocate.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.