"copy elision" meaning in English

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      "expansion": "copy elision (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "name": "Compilation",
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      "glosses": [
        "An optimisation technique where a value is transfered to the final target address, instead of being copied and then destroyed."
      ],
      "id": "en-copy_elision-en-noun-ho77YRzl",
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          "software",
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      "raw_glosses": [
        "(software compilation) An optimisation technique where a value is transfered to the final target address, instead of being copied and then destroyed."
      ],
      "related": [
        {
          "word": "return value optimization"
        }
      ],
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        "uncountable"
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  "word": "copy elision"
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{
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      "expansion": "copy elision (uncountable)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "return value optimization"
    }
  ],
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      ],
      "glosses": [
        "An optimisation technique where a value is transfered to the final target address, instead of being copied and then destroyed."
      ],
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        [
          "software",
          "software"
        ],
        [
          "compilation",
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        "(software compilation) An optimisation technique where a value is transfered to the final target address, instead of being copied and then destroyed."
      ],
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        "uncountable"
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  ],
  "word": "copy elision"
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