"010" meaning in All languages combined

{
  "etymology_text": "The telephone area code for Rotterdam.",
  "head_templates": [
    {
      "args": {
        "1": "n"
      },
      "expansion": "010 n",
      "name": "nl-proper noun"
    }
  ],
  "lang": "Dutch",
  "lang_code": "nl",
  "pos": "name",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Dutch entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "Synonym of Rotterdam"
      ],
      "id": "en-010-nl-name-Ye0Nh9~Q",
      "links": [
        [
          "Rotterdam",
          "Rotterdam#Dutch"
        ]
      ],
      "raw_glosses": [
        "(informal) Synonym of Rotterdam"
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "Rotterdam"
        }
      ],
      "tags": [
        "informal",
        "neuter"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/nʏlˈtin/"
    }
  ],
  "word": "010"
}

{
  "etymology_text": "The telephone area code for Rotterdam.",
  "head_templates": [
    {
      "args": {
        "1": "n"
      },
      "expansion": "010 n",
      "name": "nl-proper noun"
    }
  ],
  "lang": "Dutch",
  "lang_code": "nl",
  "pos": "name",
  "senses": [
    {
      "categories": [
        "Dutch entries with incorrect language header",
        "Dutch informal terms",
        "Dutch lemmas",
        "Dutch neuter nouns",
        "Dutch palindromes",
        "Dutch proper nouns",
        "Dutch terms spelled with numbers",
        "Dutch terms with IPA pronunciation"
      ],
      "glosses": [
        "Synonym of Rotterdam"
      ],
      "links": [
        [
          "Rotterdam",
          "Rotterdam#Dutch"
        ]
      ],
      "raw_glosses": [
        "(informal) Synonym of Rotterdam"
      ],
      "synonyms": [
        {
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "Rotterdam"
        }
      ],
      "tags": [
        "informal",
        "neuter"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/nʏlˈtin/"
    }
  ],
  "word": "010"
}