"lyshastighet" meaning in Norwegian Bokmål

{
  "etymology_templates": [
    {
      "args": {
        "1": "nb",
        "2": "lys",
        "3": "hastighet"
      },
      "expansion": "lys + hastighet",
      "name": "af"
    }
  ],
  "etymology_text": "From lys + hastighet.",
  "forms": [
    {
      "form": "lyshastigheta",
      "tags": [
        "definite",
        "singular"
      ]
    },
    {
      "form": "lyshastigheten",
      "tags": [
        "definite",
        "singular"
      ]
    }
  ],
  "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": "Physics",
          "orig": "nb:Physics",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "the speed of light"
      ],
      "id": "en-lyshastighet-nb-noun-FyeCPThQ",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "speed of light",
          "speed of light#English"
        ]
      ],
      "raw_glosses": [
        "(physics) the speed of light"
      ],
      "related": [
        {
          "word": "lysfart"
        },
        {
          "tags": [
            "Nynorsk"
          ],
          "word": "ljosfart"
        }
      ],
      "synonyms": [
        {
          "word": "lysets hastighet"
        }
      ],
      "tags": [
        "feminine",
        "masculine",
        "uncountable"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "lyshastighet"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "nb",
        "2": "lys",
        "3": "hastighet"
      },
      "expansion": "lys + hastighet",
      "name": "af"
    }
  ],
  "etymology_text": "From lys + hastighet.",
  "forms": [
    {
      "form": "lyshastigheta",
      "tags": [
        "definite",
        "singular"
      ]
    },
    {
      "form": "lyshastigheten",
      "tags": [
        "definite",
        "singular"
      ]
    }
  ],
  "lang": "Norwegian Bokmål",
  "lang_code": "nb",
  "pos": "noun",
  "related": [
    {
      "word": "lysfart"
    },
    {
      "tags": [
        "Nynorsk"
      ],
      "word": "ljosfart"
    }
  ],
  "senses": [
    {
      "categories": [
        "Norwegian Bokmål compound terms",
        "Norwegian Bokmål entries with incorrect language header",
        "Norwegian Bokmål feminine nouns",
        "Norwegian Bokmål lemmas",
        "Norwegian Bokmål masculine nouns",
        "Norwegian Bokmål nouns",
        "Norwegian Bokmål nouns with multiple genders",
        "Norwegian Bokmål uncountable nouns",
        "nb:Physics"
      ],
      "glosses": [
        "the speed of light"
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "speed of light",
          "speed of light#English"
        ]
      ],
      "raw_glosses": [
        "(physics) the speed of light"
      ],
      "tags": [
        "feminine",
        "masculine",
        "uncountable"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "lysets hastighet"
    }
  ],
  "word": "lyshastighet"
}