"unpiloted" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "piloted"
      },
      "expansion": "un- + piloted",
      "name": "prefix"
    }
  ],
  "etymology_text": "From un- + piloted.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "unpiloted (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
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        {
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          "name": "English terms prefixed with un-",
          "parents": [],
          "source": "w"
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        {
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          "parents": [],
          "source": "w"
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        }
      ],
      "examples": [
        {
          "text": "The ship was unpiloted and adrift.",
          "type": "example"
        },
        {
          "ref": "1959 October, Cecil J. Allen, “Locomotive Running Past and Present”, in Trains Illustrated, page 479:",
          "text": "The trouble has been mainly due to the preceding 6.40 p.m. Sheffield express, which since being demoted from an \"XL Limit\" to a \"Special Limit\" schedule had presented unpiloted Class \"6\" 4-6-0s with loads at times up to 12 bogies. [In railway parlance \"unpiloted\" means the train had no pilot engine double-heading it.]",
          "type": "quote"
        }
      ],
      "glosses": [
        "Lacking a pilot"
      ],
      "id": "en-unpiloted-en-adj-Y~19WECw",
      "links": [
        [
          "pilot",
          "pilot"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "unpiloted"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "un",
        "3": "piloted"
      },
      "expansion": "un- + piloted",
      "name": "prefix"
    }
  ],
  "etymology_text": "From un- + piloted.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "unpiloted (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms prefixed with un-",
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        "English terms with usage examples",
        "English uncomparable adjectives",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "text": "The ship was unpiloted and adrift.",
          "type": "example"
        },
        {
          "ref": "1959 October, Cecil J. Allen, “Locomotive Running Past and Present”, in Trains Illustrated, page 479:",
          "text": "The trouble has been mainly due to the preceding 6.40 p.m. Sheffield express, which since being demoted from an \"XL Limit\" to a \"Special Limit\" schedule had presented unpiloted Class \"6\" 4-6-0s with loads at times up to 12 bogies. [In railway parlance \"unpiloted\" means the train had no pilot engine double-heading it.]",
          "type": "quote"
        }
      ],
      "glosses": [
        "Lacking a pilot"
      ],
      "links": [
        [
          "pilot",
          "pilot"
        ]
      ],
      "tags": [
        "not-comparable"
      ]
    }
  ],
  "word": "unpiloted"
}