"tractive effort" meaning in English

{
  "forms": [
    {
      "form": "tractive efforts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tractive effort (plural tractive efforts)",
      "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": "Engineering",
          "orig": "en:Engineering",
          "parents": [
            "Applied sciences",
            "Technology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Rail transportation",
          "orig": "en:Rail transportation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "english": "the analogue for aircraft engines, rocket engines, and watercraft propulsion",
          "word": "thrust"
        },
        {
          "english": "moment of force; the analogue in rotational reference",
          "word": "torque"
        }
      ],
      "examples": [
        {
          "ref": "1959, David P. Morgan, editor, Steam's Finest Hour, Kalmbach Publishing Co.",
          "text": "Consequently, they developed articulateds capable of exerting 7500 drawbar horsepower or a starting tractive effort of 170,000 pounds.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "the tractive force that can be generated by a prime mover to pull a load; cardinal examples are a locomotive pulling a train, a semi-tractor pulling a trailer or a tractor pulling a plow."
      ],
      "id": "en-tractive_effort-en-noun-80WNJkvs",
      "links": [
        [
          "engineering",
          "engineering#Noun"
        ],
        [
          "rail transport",
          "rail transport"
        ],
        [
          "force",
          "force"
        ],
        [
          "generate",
          "generate"
        ],
        [
          "prime mover",
          "prime mover"
        ],
        [
          "load",
          "load"
        ],
        [
          "locomotive",
          "locomotive"
        ],
        [
          "train",
          "train"
        ],
        [
          "semi-tractor",
          "semi-tractor"
        ],
        [
          "trailer",
          "trailer"
        ],
        [
          "tractor",
          "tractor"
        ],
        [
          "plow",
          "plow"
        ]
      ],
      "raw_glosses": [
        "(engineering, rail transport) the tractive force that can be generated by a prime mover to pull a load; cardinal examples are a locomotive pulling a train, a semi-tractor pulling a trailer or a tractor pulling a plow."
      ],
      "synonyms": [
        {
          "word": "tractive force"
        }
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "tractive effort"
}

{
  "coordinate_terms": [
    {
      "english": "the analogue for aircraft engines, rocket engines, and watercraft propulsion",
      "word": "thrust"
    },
    {
      "english": "moment of force; the analogue in rotational reference",
      "word": "torque"
    }
  ],
  "forms": [
    {
      "form": "tractive efforts",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "tractive effort (plural tractive efforts)",
      "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",
        "Quotation templates to be cleaned",
        "en:Engineering",
        "en:Rail transportation"
      ],
      "examples": [
        {
          "ref": "1959, David P. Morgan, editor, Steam's Finest Hour, Kalmbach Publishing Co.",
          "text": "Consequently, they developed articulateds capable of exerting 7500 drawbar horsepower or a starting tractive effort of 170,000 pounds.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "the tractive force that can be generated by a prime mover to pull a load; cardinal examples are a locomotive pulling a train, a semi-tractor pulling a trailer or a tractor pulling a plow."
      ],
      "links": [
        [
          "engineering",
          "engineering#Noun"
        ],
        [
          "rail transport",
          "rail transport"
        ],
        [
          "force",
          "force"
        ],
        [
          "generate",
          "generate"
        ],
        [
          "prime mover",
          "prime mover"
        ],
        [
          "load",
          "load"
        ],
        [
          "locomotive",
          "locomotive"
        ],
        [
          "train",
          "train"
        ],
        [
          "semi-tractor",
          "semi-tractor"
        ],
        [
          "trailer",
          "trailer"
        ],
        [
          "tractor",
          "tractor"
        ],
        [
          "plow",
          "plow"
        ]
      ],
      "raw_glosses": [
        "(engineering, rail transport) the tractive force that can be generated by a prime mover to pull a load; cardinal examples are a locomotive pulling a train, a semi-tractor pulling a trailer or a tractor pulling a plow."
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "physical-sciences",
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "tractive force"
    }
  ],
  "word": "tractive effort"
}