"合併集合" meaning in Japanese

{
  "forms": [
    {
      "form": "合併集合",
      "ruby": [
        [
          "合",
          "がっ"
        ],
        [
          "併",
          "ぺい"
        ],
        [
          "集",
          "しゅう"
        ],
        [
          "合",
          "ごう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "gappeishūgō",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "gatupeisifugafu",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "がつぺいしふがふ",
      "roman": "gatupeisifugafu",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "がっぺいしゅうごう",
        "hhira": "がつぺいしふがふ"
      },
      "expansion": "合(がっ)併(ぺい)集(しゅう)合(ごう) • (gappeishūgō) ^(←がつぺいしふがふ (gatupeisifugafu)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Set theory",
          "orig": "ja:Set theory",
          "parents": [
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "union"
      ],
      "id": "en-合併集合-ja-noun-7z~3A9dW",
      "links": [
        [
          "set theory",
          "set theory"
        ],
        [
          "union",
          "union"
        ]
      ],
      "raw_glosses": [
        "(set theory) union"
      ],
      "synonyms": [
        {
          "roman": "washūgō",
          "ruby": [
            [
              "和",
              "わ"
            ],
            [
              "集",
              "しゅう"
            ],
            [
              "合",
              "ごう"
            ]
          ],
          "word": "和集合"
        }
      ],
      "topics": [
        "mathematics",
        "sciences",
        "set-theory"
      ]
    }
  ],
  "sounds": [
    {
      "other": "がっぺーしゅうごー"
    },
    {
      "ipa": "[ɡa̠p̚pe̞ːɕɨᵝːɡo̞ː]"
    }
  ],
  "word": "合併集合"
}

{
  "forms": [
    {
      "form": "合併集合",
      "ruby": [
        [
          "合",
          "がっ"
        ],
        [
          "併",
          "ぺい"
        ],
        [
          "集",
          "しゅう"
        ],
        [
          "合",
          "ごう"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "gappeishūgō",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "gatupeisifugafu",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "がつぺいしふがふ",
      "roman": "gatupeisifugafu",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "がっぺいしゅうごう",
        "hhira": "がつぺいしふがふ"
      },
      "expansion": "合(がっ)併(ぺい)集(しゅう)合(ごう) • (gappeishūgō) ^(←がつぺいしふがふ (gatupeisifugafu)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with second grade kanji",
        "Japanese terms spelled with secondary school kanji",
        "Japanese terms spelled with third grade kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with non-redundant non-automated sortkeys",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with four Han script characters",
        "ja:Set theory"
      ],
      "glosses": [
        "union"
      ],
      "links": [
        [
          "set theory",
          "set theory"
        ],
        [
          "union",
          "union"
        ]
      ],
      "raw_glosses": [
        "(set theory) union"
      ],
      "topics": [
        "mathematics",
        "sciences",
        "set-theory"
      ]
    }
  ],
  "sounds": [
    {
      "other": "がっぺーしゅうごー"
    },
    {
      "ipa": "[ɡa̠p̚pe̞ːɕɨᵝːɡo̞ː]"
    }
  ],
  "synonyms": [
    {
      "roman": "washūgō",
      "ruby": [
        [
          "和",
          "わ"
        ],
        [
          "集",
          "しゅう"
        ],
        [
          "合",
          "ごう"
        ]
      ],
      "word": "和集合"
    }
  ],
  "word": "合併集合"
}

{
  "called_from": "parser/304",
  "msg": "HTML tag <span> not properly closed",
  "path": [
    "合併集合"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "合併集合",
  "trace": "started on line 2, detected on line 2"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "合併集合"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "合併集合",
  "trace": ""
}