"mediastinotomy" meaning in English

{
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      "args": {
        "1": "en",
        "2": "mediastinum",
        "3": "tomy"
      },
      "expansion": "mediastinum + -tomy",
      "name": "suffix"
    }
  ],
  "etymology_text": "From mediastinum + -tomy.",
  "forms": [
    {
      "form": "mediastinotomies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mediastinotomy (plural mediastinotomies)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
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          "source": "w"
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          "source": "w"
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        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Surgery",
          "orig": "en:Surgery",
          "parents": [
            "Medicine",
            "Biology",
            "Healthcare",
            "Sciences",
            "Health",
            "All topics",
            "Body",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "incision of the mediastinum"
      ],
      "id": "en-mediastinotomy-en-noun-VXWE5jzI",
      "links": [
        [
          "surgery",
          "surgery"
        ],
        [
          "incision",
          "incision"
        ],
        [
          "mediastinum",
          "mediastinum"
        ]
      ],
      "raw_glosses": [
        "(surgery) incision of the mediastinum"
      ],
      "topics": [
        "medicine",
        "sciences",
        "surgery"
      ]
    }
  ],
  "word": "mediastinotomy"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "mediastinum",
        "3": "tomy"
      },
      "expansion": "mediastinum + -tomy",
      "name": "suffix"
    }
  ],
  "etymology_text": "From mediastinum + -tomy.",
  "forms": [
    {
      "form": "mediastinotomies",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "mediastinotomy (plural mediastinotomies)",
      "name": "en-noun"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms suffixed with -tomy",
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        "en:Surgery"
      ],
      "glosses": [
        "incision of the mediastinum"
      ],
      "links": [
        [
          "surgery",
          "surgery"
        ],
        [
          "incision",
          "incision"
        ],
        [
          "mediastinum",
          "mediastinum"
        ]
      ],
      "raw_glosses": [
        "(surgery) incision of the mediastinum"
      ],
      "topics": [
        "medicine",
        "sciences",
        "surgery"
      ]
    }
  ],
  "word": "mediastinotomy"
}