"同族結婚" meaning in Japanese

{
  "etymology_templates": [
    {
      "args": {
        "1": "同族",
        "2": "どうぞく",
        "3": "結婚",
        "4": "けっこん",
        "t1": "same bloodline, clan, tribe, or group",
        "t2": "marriage"
      },
      "expansion": "同族(どうぞく) (dōzoku, “same bloodline, clan, tribe, or group”) + 結婚(けっこん) (kekkon, “marriage”)",
      "name": "com-ja"
    }
  ],
  "etymology_text": "Compound of 同族(どうぞく) (dōzoku, “same bloodline, clan, tribe, or group”) + 結婚(けっこん) (kekkon, “marriage”).",
  "forms": [
    {
      "form": "同族結婚",
      "ruby": [
        [
          "同",
          "どう"
        ],
        [
          "族",
          "ぞく"
        ],
        [
          "結",
          "けっ"
        ],
        [
          "婚",
          "こん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "dōzoku kekkon",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "どうぞく けっこん"
      },
      "expansion": "同(どう)族(ぞく)結(けっ)婚(こん) • (dōzoku kekkon)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms read with on'yomi",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with 4 kanji",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with multiple readings",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with non-redundant non-automated sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "endogamy"
      ],
      "id": "en-同族結婚-ja-noun-l25~YEte",
      "links": [
        [
          "endogamy",
          "endogamy"
        ]
      ],
      "synonyms": [
        {
          "roman": "endogamī",
          "word": "エンドガミー"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[do̞ːzo̞kɯ̟ ke̞k̚kõ̞ɴ]"
    }
  ],
  "word": "同族結婚"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "同族",
        "2": "どうぞく",
        "3": "結婚",
        "4": "けっこん",
        "t1": "same bloodline, clan, tribe, or group",
        "t2": "marriage"
      },
      "expansion": "同族(どうぞく) (dōzoku, “same bloodline, clan, tribe, or group”) + 結婚(けっこん) (kekkon, “marriage”)",
      "name": "com-ja"
    }
  ],
  "etymology_text": "Compound of 同族(どうぞく) (dōzoku, “same bloodline, clan, tribe, or group”) + 結婚(けっこん) (kekkon, “marriage”).",
  "forms": [
    {
      "form": "同族結婚",
      "ruby": [
        [
          "同",
          "どう"
        ],
        [
          "族",
          "ぞく"
        ],
        [
          "結",
          "けっ"
        ],
        [
          "婚",
          "こん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "dōzoku kekkon",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "どうぞく けっこん"
      },
      "expansion": "同(どう)族(ぞく)結(けっ)婚(こん) • (dōzoku kekkon)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese compound terms",
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms read with on'yomi",
        "Japanese terms spelled with fourth grade kanji",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms spelled with secondary school kanji",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms spelled with 同 read as どう",
        "Japanese terms spelled with 婚 read as こん",
        "Japanese terms spelled with 族 read as ぞく",
        "Japanese terms spelled with 結 read as けつ",
        "Japanese terms with 4 kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with IPA pronunciation missing pitch accent",
        "Japanese terms with multiple readings",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "glosses": [
        "endogamy"
      ],
      "links": [
        [
          "endogamy",
          "endogamy"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[do̞ːzo̞kɯ̟ ke̞k̚kõ̞ɴ]"
    }
  ],
  "synonyms": [
    {
      "roman": "endogamī",
      "word": "エンドガミー"
    }
  ],
  "word": "同族結婚"
}