"sonde" meaning in Norwegian Bokmål

{
  "etymology_templates": [
    {
      "args": {
        "1": "nb",
        "2": "fr",
        "3": "sonde"
      },
      "expansion": "French sonde",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from French sonde.",
  "forms": [
    {
      "form": "sonden",
      "tags": [
        "definite",
        "singular"
      ]
    },
    {
      "form": "sonder",
      "tags": [
        "indefinite",
        "plural"
      ]
    },
    {
      "form": "sondene",
      "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 16 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "romsonde"
        }
      ],
      "glosses": [
        "a probe (used to explore, investigate or measure)"
      ],
      "id": "en-sonde-nb-noun-5lmCTZLe",
      "links": [
        [
          "probe",
          "probe"
        ]
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "no:sonde"
      ]
    }
  ],
  "word": "sonde"
}

{
  "derived": [
    {
      "word": "romsonde"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "nb",
        "2": "fr",
        "3": "sonde"
      },
      "expansion": "French sonde",
      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from French sonde.",
  "forms": [
    {
      "form": "sonden",
      "tags": [
        "definite",
        "singular"
      ]
    },
    {
      "form": "sonder",
      "tags": [
        "indefinite",
        "plural"
      ]
    },
    {
      "form": "sondene",
      "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 borrowed from French",
        "Norwegian Bokmål terms derived from French",
        "Pages with 16 entries",
        "Pages with entries"
      ],
      "glosses": [
        "a probe (used to explore, investigate or measure)"
      ],
      "links": [
        [
          "probe",
          "probe"
        ]
      ],
      "tags": [
        "masculine"
      ],
      "wikipedia": [
        "no:sonde"
      ]
    }
  ],
  "word": "sonde"
}