"oljeskifer" meaning in Norwegian Bokmål

{
  "etymology_templates": [
    {
      "args": {
        "1": "nb",
        "2": "olje",
        "3": "skifer"
      },
      "expansion": "olje + skifer",
      "name": "compound"
    }
  ],
  "etymology_text": "From olje + skifer.",
  "forms": [
    {
      "form": "oljeskiferen",
      "tags": [
        "definite",
        "singular"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "nb",
        "2": "noun",
        "3": "definite singular",
        "4": "oljeskiferen",
        "g": "m"
      },
      "expansion": "oljeskifer m (definite singular oljeskiferen)",
      "name": "head"
    }
  ],
  "lang": "Norwegian Bokmål",
  "lang_code": "nb",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Norwegian Bokmål entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "nb",
          "name": "Geology",
          "orig": "nb:Geology",
          "parents": [
            "Earth sciences",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "oil shale"
      ],
      "id": "en-oljeskifer-nb-noun-fwpJntSa",
      "links": [
        [
          "geology",
          "geology"
        ],
        [
          "oil shale",
          "oil shale"
        ]
      ],
      "raw_glosses": [
        "(geology) oil shale"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "geography",
        "geology",
        "natural-sciences"
      ],
      "wikipedia": [
        "no:oljeskifer"
      ]
    }
  ],
  "word": "oljeskifer"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "nb",
        "2": "olje",
        "3": "skifer"
      },
      "expansion": "olje + skifer",
      "name": "compound"
    }
  ],
  "etymology_text": "From olje + skifer.",
  "forms": [
    {
      "form": "oljeskiferen",
      "tags": [
        "definite",
        "singular"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "nb",
        "2": "noun",
        "3": "definite singular",
        "4": "oljeskiferen",
        "g": "m"
      },
      "expansion": "oljeskifer m (definite singular oljeskiferen)",
      "name": "head"
    }
  ],
  "lang": "Norwegian Bokmål",
  "lang_code": "nb",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Norwegian Bokmål compound terms",
        "Norwegian Bokmål entries with incorrect language header",
        "Norwegian Bokmål lemmas",
        "Norwegian Bokmål masculine nouns",
        "Norwegian Bokmål nouns",
        "Pages with 2 entries",
        "Pages with entries",
        "nb:Geology"
      ],
      "glosses": [
        "oil shale"
      ],
      "links": [
        [
          "geology",
          "geology"
        ],
        [
          "oil shale",
          "oil shale"
        ]
      ],
      "raw_glosses": [
        "(geology) oil shale"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "geography",
        "geology",
        "natural-sciences"
      ],
      "wikipedia": [
        "no:oljeskifer"
      ]
    }
  ],
  "word": "oljeskifer"
}