"day shape" meaning in English

{
  "forms": [
    {
      "form": "day shapes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "day shape (plural day shapes)",
      "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": "Nautical",
          "orig": "en:Nautical",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1903, Proceedings of the United States Naval Institute, volume 29, page 425",
          "text": "It would be a very simple matter to include with each keyboard, whether for night signal sets or day semaphores, a small vertical panel with miniature reproductions of the night lanterns in their proper color and position, and of the day shapes in proper order; these last to be made by illuminating a circular aperture containing a darkened glass disc with the figure of the shape in white.",
          "type": "quotation"
        },
        {
          "ref": "2006, Elbert S. Maloney, Chapman Piloting & Seamanship, page 145",
          "text": "International Rule 25(e) requires the use of a cone, with point downward, as a day shape on all sailing vessels using machinery for propulsion while its sails are up.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Any of a set of simple geometric shapes that are hung from a mast and visually indicate the status of a vessel to other vessels."
      ],
      "id": "en-day_shape-en-noun-JUvna39X",
      "links": [
        [
          "nautical",
          "nautical"
        ],
        [
          "geometric",
          "geometric"
        ],
        [
          "shape",
          "shape"
        ],
        [
          "vessel",
          "vessel"
        ]
      ],
      "raw_glosses": [
        "(nautical) Any of a set of simple geometric shapes that are hung from a mast and visually indicate the status of a vessel to other vessels."
      ],
      "topics": [
        "nautical",
        "transport"
      ]
    }
  ],
  "word": "day shape"
}

{
  "forms": [
    {
      "form": "day shapes",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "day shape (plural day shapes)",
      "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",
        "en:Nautical"
      ],
      "examples": [
        {
          "ref": "1903, Proceedings of the United States Naval Institute, volume 29, page 425",
          "text": "It would be a very simple matter to include with each keyboard, whether for night signal sets or day semaphores, a small vertical panel with miniature reproductions of the night lanterns in their proper color and position, and of the day shapes in proper order; these last to be made by illuminating a circular aperture containing a darkened glass disc with the figure of the shape in white.",
          "type": "quotation"
        },
        {
          "ref": "2006, Elbert S. Maloney, Chapman Piloting & Seamanship, page 145",
          "text": "International Rule 25(e) requires the use of a cone, with point downward, as a day shape on all sailing vessels using machinery for propulsion while its sails are up.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Any of a set of simple geometric shapes that are hung from a mast and visually indicate the status of a vessel to other vessels."
      ],
      "links": [
        [
          "nautical",
          "nautical"
        ],
        [
          "geometric",
          "geometric"
        ],
        [
          "shape",
          "shape"
        ],
        [
          "vessel",
          "vessel"
        ]
      ],
      "raw_glosses": [
        "(nautical) Any of a set of simple geometric shapes that are hung from a mast and visually indicate the status of a vessel to other vessels."
      ],
      "topics": [
        "nautical",
        "transport"
      ]
    }
  ],
  "word": "day shape"
}