"bolster wagon" meaning in English

{
  "forms": [
    {
      "form": "bolster wagons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "bolster wagon (plural bolster wagons)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "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"
        }
      ],
      "derived": [
        {
          "word": "bogie bolster wagon"
        }
      ],
      "examples": [
        {
          "ref": "1944 September and October, T. F. Cameron, “The Distribution of Rolling Stock”, in Railway Magazine, page 269",
          "text": "Bolster wagons are wagons fitted with heavy timber baulks which enable steel rails, long timber or similar traffic to be carried above the very low wagon sides. Single bolsters are used in groups of up to five. When five single bolsters are used in a set the load is secured to the second and fourth bolsters, but it must rest on all five wagons. In such a case the total weight of the load must not exceed two-thirds of the total carrying capacity of the five wagons. Twin bolsters are single bolsters permanently coupled, and double bolster wagons carry two bolsters apiece.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A flat or low-sided wagon, typically four-wheeled in contrast to a bogie bolster wagon with eight wheels, fitted with one or more heavy wooden baulks (bolsters), usually mounted transversely on its deck to support the load it carries. Two or more wagons can be coupled to carry a long load."
      ],
      "id": "en-bolster_wagon-en-noun-7Q8t-JjZ",
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "bogie bolster wagon",
          "bogie bolster wagon"
        ]
      ],
      "raw_glosses": [
        "(rail transport) A flat or low-sided wagon, typically four-wheeled in contrast to a bogie bolster wagon with eight wheels, fitted with one or more heavy wooden baulks (bolsters), usually mounted transversely on its deck to support the load it carries. Two or more wagons can be coupled to carry a long load."
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "bolster wagon"
}

{
  "derived": [
    {
      "word": "bogie bolster wagon"
    }
  ],
  "forms": [
    {
      "form": "bolster wagons",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "bolster wagon (plural bolster wagons)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "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": "1944 September and October, T. F. Cameron, “The Distribution of Rolling Stock”, in Railway Magazine, page 269",
          "text": "Bolster wagons are wagons fitted with heavy timber baulks which enable steel rails, long timber or similar traffic to be carried above the very low wagon sides. Single bolsters are used in groups of up to five. When five single bolsters are used in a set the load is secured to the second and fourth bolsters, but it must rest on all five wagons. In such a case the total weight of the load must not exceed two-thirds of the total carrying capacity of the five wagons. Twin bolsters are single bolsters permanently coupled, and double bolster wagons carry two bolsters apiece.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A flat or low-sided wagon, typically four-wheeled in contrast to a bogie bolster wagon with eight wheels, fitted with one or more heavy wooden baulks (bolsters), usually mounted transversely on its deck to support the load it carries. Two or more wagons can be coupled to carry a long load."
      ],
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "bogie bolster wagon",
          "bogie bolster wagon"
        ]
      ],
      "raw_glosses": [
        "(rail transport) A flat or low-sided wagon, typically four-wheeled in contrast to a bogie bolster wagon with eight wheels, fitted with one or more heavy wooden baulks (bolsters), usually mounted transversely on its deck to support the load it carries. Two or more wagons can be coupled to carry a long load."
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "bolster wagon"
}