"catch points" meaning in English

{
  "forms": [
    {
      "form": "catch points",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "catch points"
      },
      "expansion": "catch points (plural catch points)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "British English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Rail transportation",
          "orig": "en:Rail transportation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2020 April 8, David Clough, “How the West Coast wiring war was won”, in Rail, page 63",
          "text": "Many freights were not fully braked, and catch points were provided on steep gradients to derail runaway wagons. The points cost money to maintain and were a hassle when wrong-line working was needed. With the Settle-Carlisle Line available as an alternative, all catch points were removed over Shap, which meant only fully braked trains could traverse the route.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A set of points provided to derail rail vehicles out of control on a steep gradient."
      ],
      "id": "en-catch_points-en-noun-uvKNcgX6",
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "set",
          "set"
        ],
        [
          "derail",
          "derail"
        ],
        [
          "out of control",
          "out of control"
        ],
        [
          "steep",
          "steep"
        ],
        [
          "gradient",
          "gradient"
        ]
      ],
      "raw_glosses": [
        "(rail transport, UK) A set of points provided to derail rail vehicles out of control on a steep gradient."
      ],
      "related": [
        {
          "word": "trap points"
        }
      ],
      "synonyms": [
        {
          "word": "catchpoints"
        }
      ],
      "tags": [
        "UK"
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "catch points"
}

{
  "forms": [
    {
      "form": "catch points",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "catch points"
      },
      "expansion": "catch points (plural catch points)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "trap points"
    }
  ],
  "senses": [
    {
      "categories": [
        "British English",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "en:Rail transportation"
      ],
      "examples": [
        {
          "ref": "2020 April 8, David Clough, “How the West Coast wiring war was won”, in Rail, page 63",
          "text": "Many freights were not fully braked, and catch points were provided on steep gradients to derail runaway wagons. The points cost money to maintain and were a hassle when wrong-line working was needed. With the Settle-Carlisle Line available as an alternative, all catch points were removed over Shap, which meant only fully braked trains could traverse the route.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A set of points provided to derail rail vehicles out of control on a steep gradient."
      ],
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "set",
          "set"
        ],
        [
          "derail",
          "derail"
        ],
        [
          "out of control",
          "out of control"
        ],
        [
          "steep",
          "steep"
        ],
        [
          "gradient",
          "gradient"
        ]
      ],
      "raw_glosses": [
        "(rail transport, UK) A set of points provided to derail rail vehicles out of control on a steep gradient."
      ],
      "tags": [
        "UK"
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "catchpoints"
    }
  ],
  "word": "catch points"
}