"swimline" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "swim",
        "3": "line"
      },
      "expansion": "swim + line",
      "name": "compound"
    }
  ],
  "etymology_text": "swim + line",
  "forms": [
    {
      "form": "swimlines",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "swimline (plural swimlines)",
      "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"
        }
      ],
      "examples": [
        {
          "ref": "2016, Jeremy Green, Maritime Archaeology",
          "text": "The main concern with the swimline is that without some form of control there is no clear idea of the path of the search. Thus a survey of a defined area can be a hit-or-miss operation. One solution is to lay a jackstay on the seabed with the end diver of the swimline follows.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A cable or line that is used to connect divers so that they are spaced out within sight of each other."
      ],
      "id": "en-swimline-en-noun-nKqZjPL4",
      "links": [
        [
          "cable",
          "cable"
        ],
        [
          "line",
          "line"
        ],
        [
          "diver",
          "diver"
        ]
      ]
    }
  ],
  "word": "swimline"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "swim",
        "3": "line"
      },
      "expansion": "swim + line",
      "name": "compound"
    }
  ],
  "etymology_text": "swim + line",
  "forms": [
    {
      "form": "swimlines",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "swimline (plural swimlines)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English compound terms",
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations"
      ],
      "examples": [
        {
          "ref": "2016, Jeremy Green, Maritime Archaeology",
          "text": "The main concern with the swimline is that without some form of control there is no clear idea of the path of the search. Thus a survey of a defined area can be a hit-or-miss operation. One solution is to lay a jackstay on the seabed with the end diver of the swimline follows.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A cable or line that is used to connect divers so that they are spaced out within sight of each other."
      ],
      "links": [
        [
          "cable",
          "cable"
        ],
        [
          "line",
          "line"
        ],
        [
          "diver",
          "diver"
        ]
      ]
    }
  ],
  "word": "swimline"
}