"train track" meaning in All languages combined

{
  "forms": [
    {
      "form": "train tracks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "train track (plural train tracks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "_dis": "57 43",
          "kind": "topical",
          "langcode": "en",
          "name": "Rail transportation",
          "orig": "en:Rail transportation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "derived": [
        {
          "_dis1": "80 20",
          "word": "train track braces"
        }
      ],
      "glosses": [
        "A railroad track; a railway track."
      ],
      "id": "en-train_track-en-noun-O4jMk31K",
      "links": [
        [
          "railroad track",
          "railroad track"
        ],
        [
          "railway track",
          "railway track"
        ]
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Topology",
          "orig": "en:Topology",
          "parents": [
            "Mathematics",
            "Formal sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "18 82",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "17 83",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "18 82",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "A set of curves lying in a surface, meeting one another at their respective endpoints in a specific way that resembles railroad tracks."
      ],
      "id": "en-train_track-en-noun-QNNV~o61",
      "links": [
        [
          "topology",
          "topology"
        ],
        [
          "curve",
          "curve"
        ],
        [
          "surface",
          "surface"
        ],
        [
          "endpoint",
          "endpoint"
        ],
        [
          "railroad track",
          "railroad track"
        ]
      ],
      "raw_glosses": [
        "(topology) A set of curves lying in a surface, meeting one another at their respective endpoints in a specific way that resembles railroad tracks."
      ],
      "topics": [
        "mathematics",
        "sciences",
        "topology"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q1860 (eng)-Flame, not lame-train track.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/7a/LL-Q1860_%28eng%29-Flame%2C_not_lame-train_track.wav/LL-Q1860_%28eng%29-Flame%2C_not_lame-train_track.wav.mp3",
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    }
  ],
  "word": "train track"
}

{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "Pages with 1 entry",
    "Pages with entries",
    "en:Rail transportation"
  ],
  "derived": [
    {
      "word": "train track braces"
    }
  ],
  "forms": [
    {
      "form": "train tracks",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "train track (plural train tracks)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "glosses": [
        "A railroad track; a railway track."
      ],
      "links": [
        [
          "railroad track",
          "railroad track"
        ],
        [
          "railway track",
          "railway track"
        ]
      ]
    },
    {
      "categories": [
        "en:Topology"
      ],
      "glosses": [
        "A set of curves lying in a surface, meeting one another at their respective endpoints in a specific way that resembles railroad tracks."
      ],
      "links": [
        [
          "topology",
          "topology"
        ],
        [
          "curve",
          "curve"
        ],
        [
          "surface",
          "surface"
        ],
        [
          "endpoint",
          "endpoint"
        ],
        [
          "railroad track",
          "railroad track"
        ]
      ],
      "raw_glosses": [
        "(topology) A set of curves lying in a surface, meeting one another at their respective endpoints in a specific way that resembles railroad tracks."
      ],
      "topics": [
        "mathematics",
        "sciences",
        "topology"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q1860 (eng)-Flame, not lame-train track.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/7/7a/LL-Q1860_%28eng%29-Flame%2C_not_lame-train_track.wav/LL-Q1860_%28eng%29-Flame%2C_not_lame-train_track.wav.mp3",
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    }
  ],
  "word": "train track"
}