"linespeed" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "line",
        "3": "speed"
      },
      "expansion": "line + speed",
      "name": "af"
    }
  ],
  "etymology_text": "From line + speed.",
  "forms": [
    {
      "form": "linespeeds",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "linespeed (plural linespeeds)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "line speed"
        }
      ],
      "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"
        }
      ],
      "examples": [
        {
          "ref": "2019 October, “Deliveries running late”, in Modern Railways, page 37",
          "text": "(Discussing a speed restriction under an overbridge) Analysis of real-time data from test runs at 125mph showed that operation at linespeed would, indeed, not be sustainable in terms of both contact wire life and pantograph wear. However, 110mph turned out to be acceptable, at a cost of only seven seconds' delay.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "alternative form of line speed"
      ],
      "id": "en-linespeed-en-noun-ofSUwxY8",
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "line speed",
          "line speed#English"
        ]
      ],
      "raw_glosses": [
        "(rail transport) alternative form of line speed"
      ],
      "tags": [
        "alt-of",
        "alternative"
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "linespeed"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "line",
        "3": "speed"
      },
      "expansion": "line + speed",
      "name": "af"
    }
  ],
  "etymology_text": "From line + speed.",
  "forms": [
    {
      "form": "linespeeds",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "linespeed (plural linespeeds)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "line speed"
        }
      ],
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations",
        "en:Rail transportation"
      ],
      "examples": [
        {
          "ref": "2019 October, “Deliveries running late”, in Modern Railways, page 37",
          "text": "(Discussing a speed restriction under an overbridge) Analysis of real-time data from test runs at 125mph showed that operation at linespeed would, indeed, not be sustainable in terms of both contact wire life and pantograph wear. However, 110mph turned out to be acceptable, at a cost of only seven seconds' delay.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "alternative form of line speed"
      ],
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "line speed",
          "line speed#English"
        ]
      ],
      "raw_glosses": [
        "(rail transport) alternative form of line speed"
      ],
      "tags": [
        "alt-of",
        "alternative"
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "linespeed"
}