"prøverør" meaning in Norwegian Bokmål

{
  "etymology_templates": [
    {
      "args": {
        "1": "nb",
        "2": "prøve",
        "3": "rør"
      },
      "expansion": "prøve + rør",
      "name": "compound"
    }
  ],
  "etymology_text": "From prøve + rør.",
  "forms": [
    {
      "form": "prøverøret",
      "tags": [
        "definite",
        "singular"
      ]
    },
    {
      "form": "prøverør",
      "tags": [
        "indefinite",
        "plural"
      ]
    },
    {
      "form": "prøverøra",
      "tags": [
        "definite",
        "plural"
      ]
    },
    {
      "form": "prøverørene",
      "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": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "nb",
          "name": "Chemistry",
          "orig": "nb:Chemistry",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "a test tube"
      ],
      "id": "en-prøverør-nb-noun-A-YOBxiZ",
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "test tube",
          "test tube"
        ]
      ],
      "raw_glosses": [
        "(chemistry) a test tube"
      ],
      "synonyms": [
        {
          "word": "reagensglass"
        },
        {
          "word": "reagensrør"
        }
      ],
      "tags": [
        "neuter"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "word": "prøverør"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "nb",
        "2": "prøve",
        "3": "rør"
      },
      "expansion": "prøve + rør",
      "name": "compound"
    }
  ],
  "etymology_text": "From prøve + rør.",
  "forms": [
    {
      "form": "prøverøret",
      "tags": [
        "definite",
        "singular"
      ]
    },
    {
      "form": "prøverør",
      "tags": [
        "indefinite",
        "plural"
      ]
    },
    {
      "form": "prøverøra",
      "tags": [
        "definite",
        "plural"
      ]
    },
    {
      "form": "prøverørene",
      "tags": [
        "definite",
        "plural"
      ]
    }
  ],
  "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 neuter nouns",
        "Norwegian Bokmål nouns",
        "Pages with 1 entry",
        "Pages with entries",
        "nb:Chemistry"
      ],
      "glosses": [
        "a test tube"
      ],
      "links": [
        [
          "chemistry",
          "chemistry"
        ],
        [
          "test tube",
          "test tube"
        ]
      ],
      "raw_glosses": [
        "(chemistry) a test tube"
      ],
      "tags": [
        "neuter"
      ],
      "topics": [
        "chemistry",
        "natural-sciences",
        "physical-sciences"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "reagensglass"
    },
    {
      "word": "reagensrør"
    }
  ],
  "word": "prøverør"
}