"secondary port" meaning in English

{
  "forms": [
    {
      "form": "secondary ports",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "secondary port (plural secondary ports)",
      "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": "Navigation",
          "orig": "en:Navigation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Ports and harbours",
          "orig": "en:Ports and harbours",
          "parents": [
            "Buildings and structures",
            "Commerce",
            "Nautical",
            "Architecture",
            "Business",
            "Transport",
            "Applied sciences",
            "Art",
            "Economics",
            "Society",
            "All topics",
            "Sciences",
            "Culture",
            "Social sciences",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A port whose tidal predictions are not given directly in tide tables, and must be calculated based on the tidal curve of a standard port."
      ],
      "id": "en-secondary_port-en-noun-YYjT-A2f",
      "links": [
        [
          "navigation",
          "navigation"
        ],
        [
          "port",
          "port"
        ],
        [
          "tide table",
          "tide table"
        ],
        [
          "tidal curve",
          "tidal curve"
        ],
        [
          "standard port",
          "standard port"
        ]
      ],
      "qualifier": "navigation",
      "raw_glosses": [
        "(navigation) A port whose tidal predictions are not given directly in tide tables, and must be calculated based on the tidal curve of a standard port."
      ]
    }
  ],
  "word": "secondary port"
}

{
  "forms": [
    {
      "form": "secondary ports",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "secondary port (plural secondary ports)",
      "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",
        "en:Navigation",
        "en:Ports and harbours"
      ],
      "glosses": [
        "A port whose tidal predictions are not given directly in tide tables, and must be calculated based on the tidal curve of a standard port."
      ],
      "links": [
        [
          "navigation",
          "navigation"
        ],
        [
          "port",
          "port"
        ],
        [
          "tide table",
          "tide table"
        ],
        [
          "tidal curve",
          "tidal curve"
        ],
        [
          "standard port",
          "standard port"
        ]
      ],
      "qualifier": "navigation",
      "raw_glosses": [
        "(navigation) A port whose tidal predictions are not given directly in tide tables, and must be calculated based on the tidal curve of a standard port."
      ]
    }
  ],
  "word": "secondary port"
}