"Portland stone" meaning in English

{
  "forms": [
    {
      "form": "Portland stones",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "s"
      },
      "expansion": "Portland stone (usually uncountable, plural Portland stones)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              58,
              72
            ]
          ],
          "text": "St Paul's Cathedral and Buckingham Palace were built with Portland stone.",
          "type": "example"
        },
        {
          "bold_text_offsets": [
            [
              149,
              163
            ]
          ],
          "ref": "1951, John Wyndham, The Day of the Triffids, Harmondsworth: Penguin Books, published 1954, page 85:",
          "text": "I wandered across to the window and looked out. Quite consciously I began saying good-bye to it all. The sun was low. Towers, spires, and façades of Portland stone were white or pink against the dimming sky.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A limestone from the Tithonian stage of the Jurassic period, quarried on the Isle of Portland, Dorset, and used extensively for building in the British Isles."
      ],
      "id": "en-Portland_stone-en-noun-Sjm-zJT~",
      "links": [
        [
          "limestone",
          "limestone"
        ],
        [
          "Tithonian",
          "Tithonian"
        ],
        [
          "Jurassic",
          "Jurassic"
        ],
        [
          "quarried",
          "quarry"
        ],
        [
          "Dorset",
          "Dorset"
        ],
        [
          "building",
          "building"
        ],
        [
          "British Isles",
          "British Isles"
        ]
      ],
      "tags": [
        "uncountable",
        "usually"
      ]
    }
  ],
  "word": "Portland stone"
}

{
  "forms": [
    {
      "form": "Portland stones",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "-",
        "2": "s"
      },
      "expansion": "Portland stone (usually uncountable, plural Portland stones)",
      "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",
        "English terms with usage examples",
        "English uncountable nouns",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              58,
              72
            ]
          ],
          "text": "St Paul's Cathedral and Buckingham Palace were built with Portland stone.",
          "type": "example"
        },
        {
          "bold_text_offsets": [
            [
              149,
              163
            ]
          ],
          "ref": "1951, John Wyndham, The Day of the Triffids, Harmondsworth: Penguin Books, published 1954, page 85:",
          "text": "I wandered across to the window and looked out. Quite consciously I began saying good-bye to it all. The sun was low. Towers, spires, and façades of Portland stone were white or pink against the dimming sky.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A limestone from the Tithonian stage of the Jurassic period, quarried on the Isle of Portland, Dorset, and used extensively for building in the British Isles."
      ],
      "links": [
        [
          "limestone",
          "limestone"
        ],
        [
          "Tithonian",
          "Tithonian"
        ],
        [
          "Jurassic",
          "Jurassic"
        ],
        [
          "quarried",
          "quarry"
        ],
        [
          "Dorset",
          "Dorset"
        ],
        [
          "building",
          "building"
        ],
        [
          "British Isles",
          "British Isles"
        ]
      ],
      "tags": [
        "uncountable",
        "usually"
      ]
    }
  ],
  "word": "Portland stone"
}