"copy elision" meaning in All languages combined

{
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      "expansion": "copy elision (uncountable)",
      "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"
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          "source": "w"
        },
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          "parents": [],
          "source": "w"
        },
        {
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          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Compilation",
          "orig": "en:Compilation",
          "parents": [
            "Computing",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "An optimisation technique where a value is transferred to the final target address, instead of being copied and then destroyed."
      ],
      "id": "en-copy_elision-en-noun-Ud-6pvuK",
      "links": [
        [
          "software",
          "software"
        ],
        [
          "compilation",
          "compilation"
        ]
      ],
      "raw_glosses": [
        "(software compilation) An optimisation technique where a value is transferred to the final target address, instead of being copied and then destroyed."
      ],
      "related": [
        {
          "word": "return value optimization"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences",
        "software-compilation"
      ]
    }
  ],
  "word": "copy elision"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
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      "expansion": "copy elision (uncountable)",
      "name": "en-noun"
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "return value optimization"
    }
  ],
  "senses": [
    {
      "categories": [
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        "English multiword terms",
        "English nouns",
        "English uncountable nouns",
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      ],
      "glosses": [
        "An optimisation technique where a value is transferred to the final target address, instead of being copied and then destroyed."
      ],
      "links": [
        [
          "software",
          "software"
        ],
        [
          "compilation",
          "compilation"
        ]
      ],
      "raw_glosses": [
        "(software compilation) An optimisation technique where a value is transferred to the final target address, instead of being copied and then destroyed."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences",
        "software-compilation"
      ]
    }
  ],
  "word": "copy elision"
}