"oktav" meaning in Norwegian Bokmål

{
  "etymology_templates": [
    {
      "args": {
        "1": "nb",
        "2": "la",
        "3": "octavus"
      },
      "expansion": "Latin octavus",
      "name": "der"
    }
  ],
  "etymology_text": "From Latin octavus.",
  "forms": [
    {
      "form": "oktaven",
      "tags": [
        "definite",
        "singular"
      ]
    },
    {
      "form": "oktaver",
      "tags": [
        "indefinite",
        "plural"
      ]
    },
    {
      "form": "oktavene",
      "tags": [
        "definite",
        "plural"
      ]
    }
  ],
  "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": "topical",
          "langcode": "nb",
          "name": "Music",
          "orig": "nb:Music",
          "parents": [
            "Art",
            "Sound",
            "Culture",
            "Energy",
            "Society",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "an octave"
      ],
      "id": "en-oktav-nb-noun-bHC3xR~Z",
      "links": [
        [
          "music",
          "music"
        ],
        [
          "octave",
          "octave#English"
        ]
      ],
      "raw_glosses": [
        "(music) an octave"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ],
      "wikipedia": [
        "no:oktav"
      ]
    }
  ],
  "word": "oktav"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "nb",
        "2": "la",
        "3": "octavus"
      },
      "expansion": "Latin octavus",
      "name": "der"
    }
  ],
  "etymology_text": "From Latin octavus.",
  "forms": [
    {
      "form": "oktaven",
      "tags": [
        "definite",
        "singular"
      ]
    },
    {
      "form": "oktaver",
      "tags": [
        "indefinite",
        "plural"
      ]
    },
    {
      "form": "oktavene",
      "tags": [
        "definite",
        "plural"
      ]
    }
  ],
  "lang": "Norwegian Bokmål",
  "lang_code": "nb",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Norwegian Bokmål entries with incorrect language header",
        "Norwegian Bokmål lemmas",
        "Norwegian Bokmål masculine nouns",
        "Norwegian Bokmål nouns",
        "Norwegian Bokmål terms derived from Latin",
        "nb:Music"
      ],
      "glosses": [
        "an octave"
      ],
      "links": [
        [
          "music",
          "music"
        ],
        [
          "octave",
          "octave#English"
        ]
      ],
      "raw_glosses": [
        "(music) an octave"
      ],
      "tags": [
        "masculine"
      ],
      "topics": [
        "entertainment",
        "lifestyle",
        "music"
      ],
      "wikipedia": [
        "no:oktav"
      ]
    }
  ],
  "word": "oktav"
}