"virtual memory" meaning in English

{
  "forms": [
    {
      "form": "virtual memories",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "+"
      },
      "expansion": "virtual memory (usually uncountable, plural virtual memories)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Kazakh terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mandarin terms with redundant transliterations",
          "parents": [
            "Terms with redundant transliterations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Russian terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Czech translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Greek translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Kazakh translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Mandarin translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Terms with Russian translations",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Computing",
          "orig": "en:Computing",
          "parents": [
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "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"
      ],
      "id": "en-virtual_memory-en-noun-1n~yu3id",
      "links": [
        [
          "computing",
          "computing#Noun"
        ],
        [
          "appear",
          "appear"
        ],
        [
          "RAM",
          "RAM"
        ],
        [
          "simulated",
          "simulated"
        ],
        [
          "process",
          "process"
        ],
        [
          "paging",
          "paging"
        ],
        [
          "hard disk",
          "hard disk"
        ],
        [
          "computer",
          "computer"
        ],
        [
          "operate",
          "operate"
        ],
        [
          "actually",
          "actually"
        ],
        [
          "performance",
          "performance"
        ]
      ],
      "raw_glosses": [
        "(computing) 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"
      ],
      "related": [
        {
          "word": "paging file"
        }
      ],
      "tags": [
        "uncountable",
        "usually"
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "xūnǐ nèicún",
          "sense": "memory that appears to be RAM but is being simulated",
          "word": "虛擬內存 /虚拟内存"
        },
        {
          "code": "cs",
          "lang": "Czech",
          "sense": "memory that appears to be RAM but is being simulated",
          "tags": [
            "feminine"
          ],
          "word": "virtuální paměť"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "memory that appears to be RAM but is being simulated",
          "word": "virtuaalimuisti"
        },
        {
          "code": "el",
          "lang": "Greek",
          "roman": "eikonikí mními",
          "sense": "memory that appears to be RAM but is being simulated",
          "tags": [
            "feminine"
          ],
          "word": "εικονική μνήμη"
        },
        {
          "code": "kk",
          "lang": "Kazakh",
          "roman": "mümkındıktı zerde",
          "sense": "memory that appears to be RAM but is being simulated",
          "word": "мүмкіндікті зерде"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "virtuálʹnaja pámjatʹ",
          "sense": "memory that appears to be RAM but is being simulated",
          "tags": [
            "feminine"
          ],
          "word": "виртуа́льная па́мять"
        }
      ],
      "wikipedia": [
        "virtual memory"
      ]
    }
  ],
  "word": "virtual memory"
}

{
  "forms": [
    {
      "form": "virtual memories",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "+"
      },
      "expansion": "virtual memory (usually uncountable, plural virtual memories)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "paging file"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
        "Entries with translation boxes",
        "Kazakh terms with redundant script codes",
        "Mandarin terms with redundant transliterations",
        "Pages with 1 entry",
        "Pages with entries",
        "Russian terms with redundant script codes",
        "Terms with Czech translations",
        "Terms with Finnish translations",
        "Terms with Greek translations",
        "Terms with Kazakh translations",
        "Terms with Mandarin translations",
        "Terms with Russian translations",
        "en:Computing"
      ],
      "glosses": [
        "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"
      ],
      "links": [
        [
          "computing",
          "computing#Noun"
        ],
        [
          "appear",
          "appear"
        ],
        [
          "RAM",
          "RAM"
        ],
        [
          "simulated",
          "simulated"
        ],
        [
          "process",
          "process"
        ],
        [
          "paging",
          "paging"
        ],
        [
          "hard disk",
          "hard disk"
        ],
        [
          "computer",
          "computer"
        ],
        [
          "operate",
          "operate"
        ],
        [
          "actually",
          "actually"
        ],
        [
          "performance",
          "performance"
        ]
      ],
      "raw_glosses": [
        "(computing) 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"
      ],
      "tags": [
        "uncountable",
        "usually"
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "wikipedia": [
        "virtual memory"
      ]
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "xūnǐ nèicún",
      "sense": "memory that appears to be RAM but is being simulated",
      "word": "虛擬內存 /虚拟内存"
    },
    {
      "code": "cs",
      "lang": "Czech",
      "sense": "memory that appears to be RAM but is being simulated",
      "tags": [
        "feminine"
      ],
      "word": "virtuální paměť"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "memory that appears to be RAM but is being simulated",
      "word": "virtuaalimuisti"
    },
    {
      "code": "el",
      "lang": "Greek",
      "roman": "eikonikí mními",
      "sense": "memory that appears to be RAM but is being simulated",
      "tags": [
        "feminine"
      ],
      "word": "εικονική μνήμη"
    },
    {
      "code": "kk",
      "lang": "Kazakh",
      "roman": "mümkındıktı zerde",
      "sense": "memory that appears to be RAM but is being simulated",
      "word": "мүмкіндікті зерде"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "virtuálʹnaja pámjatʹ",
      "sense": "memory that appears to be RAM but is being simulated",
      "tags": [
        "feminine"
      ],
      "word": "виртуа́льная па́мять"
    }
  ],
  "word": "virtual memory"
}