"null" meaning in Hunsrik

{
  "etymology_templates": [
    {
      "args": {
        "1": "hrx",
        "2": "de",
        "3": "null"
      },
      "expansion": "Borrowed from German null",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from German null",
  "head_templates": [
    {
      "args": {
        "1": "hrx",
        "2": "numeral",
        "cat2": "cardinal numbers"
      },
      "expansion": "null",
      "name": "head"
    }
  ],
  "hyphenation": [
    "null"
  ],
  "lang": "Hunsrik",
  "lang_code": "hrx",
  "pos": "num",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "name": "Hunsrik cardinal numbers",
          "parents": [
            "Cardinal numbers",
            "Numbers",
            "All topics",
            "Terms by semantic function",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Hunsrik entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 9 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "zero"
      ],
      "id": "en-null-hrx-num--RlOc~np",
      "links": [
        [
          "zero",
          "zero"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈnul/"
    }
  ],
  "word": "null"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "hrx",
        "2": "de",
        "3": "null"
      },
      "expansion": "Borrowed from German null",
      "name": "bor+"
    }
  ],
  "etymology_text": "Borrowed from German null",
  "head_templates": [
    {
      "args": {
        "1": "hrx",
        "2": "numeral",
        "cat2": "cardinal numbers"
      },
      "expansion": "null",
      "name": "head"
    }
  ],
  "hyphenation": [
    "null"
  ],
  "lang": "Hunsrik",
  "lang_code": "hrx",
  "pos": "num",
  "senses": [
    {
      "categories": [
        "Hunsrik cardinal numbers",
        "Hunsrik entries with incorrect language header",
        "Hunsrik lemmas",
        "Hunsrik numerals",
        "Hunsrik terms borrowed from German",
        "Hunsrik terms derived from German",
        "Pages with 9 entries",
        "Pages with entries"
      ],
      "glosses": [
        "zero"
      ],
      "links": [
        [
          "zero",
          "zero"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈnul/"
    }
  ],
  "word": "null"
}