"trailer car" meaning in English

{
  "antonyms": [
    {
      "word": "motor car"
    },
    {
      "word": "motor coach"
    },
    {
      "word": "power car"
    },
    {
      "word": "powered car"
    }
  ],
  "forms": [
    {
      "form": "trailer cars",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "trailer car (plural trailer cars)",
      "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": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Rail transportation",
          "orig": "en:Rail transportation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1960 September, “Inter-city diesel units for the Hull-Liverpool service of the N.E.R.”, in Trains Illustrated, page 560:",
          "text": "Of the trailer cars, one is a 64-seater open second, with two lavatories; the other is the buffet car, with three first class compartments and a first class lavatory of larger dimensions than the others throughout the train.",
          "type": "quote"
        }
      ],
      "glosses": [
        "An unpowered car / coach / carriage included in the formation of a diesel multiple unit or an electric multiple unit."
      ],
      "id": "en-trailer_car-en-noun-UlHmx2Mg",
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "unpowered",
          "unpowered"
        ],
        [
          "car",
          "car"
        ],
        [
          "coach",
          "coach"
        ],
        [
          "carriage",
          "carriage"
        ],
        [
          "diesel multiple unit",
          "diesel multiple unit"
        ],
        [
          "electric multiple unit",
          "electric multiple unit"
        ]
      ],
      "raw_glosses": [
        "(rail transport) An unpowered car / coach / carriage included in the formation of a diesel multiple unit or an electric multiple unit."
      ],
      "related": [
        {
          "word": "driving trailer"
        }
      ],
      "synonyms": [
        {
          "word": "trailer"
        }
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "trailer car"
}

{
  "antonyms": [
    {
      "word": "motor car"
    },
    {
      "word": "motor coach"
    },
    {
      "word": "power car"
    },
    {
      "word": "powered car"
    }
  ],
  "forms": [
    {
      "form": "trailer cars",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "trailer car (plural trailer cars)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "driving trailer"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries",
        "en:Rail transportation"
      ],
      "examples": [
        {
          "ref": "1960 September, “Inter-city diesel units for the Hull-Liverpool service of the N.E.R.”, in Trains Illustrated, page 560:",
          "text": "Of the trailer cars, one is a 64-seater open second, with two lavatories; the other is the buffet car, with three first class compartments and a first class lavatory of larger dimensions than the others throughout the train.",
          "type": "quote"
        }
      ],
      "glosses": [
        "An unpowered car / coach / carriage included in the formation of a diesel multiple unit or an electric multiple unit."
      ],
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "unpowered",
          "unpowered"
        ],
        [
          "car",
          "car"
        ],
        [
          "coach",
          "coach"
        ],
        [
          "carriage",
          "carriage"
        ],
        [
          "diesel multiple unit",
          "diesel multiple unit"
        ],
        [
          "electric multiple unit",
          "electric multiple unit"
        ]
      ],
      "raw_glosses": [
        "(rail transport) An unpowered car / coach / carriage included in the formation of a diesel multiple unit or an electric multiple unit."
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "trailer"
    }
  ],
  "word": "trailer car"
}