"pygopagus" meaning in English

{
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        "2": "pygo",
        "3": "pagus"
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      "expansion": "pygo- + -pagus",
      "name": "confix"
    }
  ],
  "etymology_text": "pygo- + -pagus",
  "forms": [
    {
      "form": "pyopagi",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
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      "expansion": "pygopagus (plural pyopagi)",
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "kind": "other",
          "name": "English entries with incorrect language header",
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          "source": "w"
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          "name": "English terms prefixed with pygo-",
          "parents": [],
          "source": "w"
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        {
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          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Medicine",
          "orig": "en:Medicine",
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            "Biology",
            "Sciences",
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            "Fundamental"
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      ],
      "glosses": [
        "A conjoined twin, or a pair of conjoined twins, exhibiting fusion of the sacrum."
      ],
      "id": "en-pygopagus-en-noun-iobZZJlf",
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "conjoined twin",
          "conjoined twin"
        ],
        [
          "fusion",
          "fusion"
        ],
        [
          "sacrum",
          "sacrum"
        ]
      ],
      "raw_glosses": [
        "(medicine) A conjoined twin, or a pair of conjoined twins, exhibiting fusion of the sacrum."
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "pygopagus"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "pygo",
        "3": "pagus"
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      "expansion": "pygo- + -pagus",
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    }
  ],
  "etymology_text": "pygo- + -pagus",
  "forms": [
    {
      "form": "pyopagi",
      "tags": [
        "plural"
      ]
    }
  ],
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      "expansion": "pygopagus (plural pyopagi)",
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  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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      "glosses": [
        "A conjoined twin, or a pair of conjoined twins, exhibiting fusion of the sacrum."
      ],
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          "medicine",
          "medicine"
        ],
        [
          "conjoined twin",
          "conjoined twin"
        ],
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          "fusion",
          "fusion"
        ],
        [
          "sacrum",
          "sacrum"
        ]
      ],
      "raw_glosses": [
        "(medicine) A conjoined twin, or a pair of conjoined twins, exhibiting fusion of the sacrum."
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "pygopagus"
}