"Sibelian" meaning in English

{
  "forms": [
    {
      "form": "more Sibelian",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most Sibelian",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Sibelian (comparative more Sibelian, superlative most Sibelian)",
      "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"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "2023, Gustav Djupsjöbacka, The Songs of Jean Sibelius: Poetry, Music, Performance, page 81:",
          "text": "In the Sibelian world of song, then, postludes would inevitably sound redundant or extraneous.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Of or relating to Jean Sibelius (born Johan Julius Christian Sibelius; 1865–1957), Finnish composer."
      ],
      "id": "en-Sibelian-en-adj-JMn6VBK-",
      "links": [
        [
          "Finnish",
          "Finnish"
        ],
        [
          "composer",
          "composer"
        ]
      ]
    }
  ],
  "word": "Sibelian"
}

{
  "forms": [
    {
      "form": "more Sibelian",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most Sibelian",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "Sibelian (comparative more Sibelian, superlative most Sibelian)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English adjectives",
        "English entries with incorrect language header",
        "English eponyms",
        "English lemmas",
        "English terms with quotations",
        "Pages with 1 entry",
        "Pages with entries"
      ],
      "examples": [
        {
          "ref": "2023, Gustav Djupsjöbacka, The Songs of Jean Sibelius: Poetry, Music, Performance, page 81:",
          "text": "In the Sibelian world of song, then, postludes would inevitably sound redundant or extraneous.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Of or relating to Jean Sibelius (born Johan Julius Christian Sibelius; 1865–1957), Finnish composer."
      ],
      "links": [
        [
          "Finnish",
          "Finnish"
        ],
        [
          "composer",
          "composer"
        ]
      ]
    }
  ],
  "word": "Sibelian"
}