"000" meaning in English

{
  "etymology_text": "A variant of the British 999, originally selected as an appropriate number for rotary-dial telephones and adapted in Australia because of the need to dial an initial 0 from remote exchanges to connect to the main trunk lines.",
  "head_templates": [
    {
      "args": {},
      "expansion": "000",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "attestations": [
        {
          "date": "1961",
          "references": []
        }
      ],
      "categories": [
        {
          "kind": "other",
          "name": "Australian English",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English words spelled without vowels",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Hindu-Arabic script",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Australia",
          "orig": "en:Australia",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Christmas Island",
          "orig": "en:Christmas Island",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Cocos Islands",
          "orig": "en:Cocos Islands",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Emergency services",
          "orig": "en:Emergency services",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Firefighting",
          "orig": "en:Firefighting",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Healthcare",
          "orig": "en:Healthcare",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Law enforcement",
          "orig": "en:Law enforcement",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Poisons",
          "orig": "en:Poisons",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Telecommunications",
          "orig": "en:Telecommunications",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "langcode": "en",
          "name": "Zero",
          "orig": "en:Zero",
          "parents": [],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "sense": "Mongolia",
          "word": "105"
        },
        {
          "tags": [
            "China",
            "Iran"
          ],
          "word": "110"
        },
        {
          "tags": [
            "New-Zealand"
          ],
          "word": "111"
        },
        {
          "tags": [
            "European-Union"
          ],
          "word": "112"
        },
        {
          "tags": [
            "Japan",
            "South-Korea"
          ],
          "word": "119"
        },
        {
          "tags": [
            "North-America"
          ],
          "word": "911"
        },
        {
          "tags": [
            "Ireland",
            "UK"
          ],
          "word": "999"
        }
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              14,
              17
            ]
          ],
          "text": "When you call 000, the Telstra operator usually answers the phone with \"Emergency. Police, fire, or ambulance?\"",
          "type": "example"
        }
      ],
      "glosses": [
        "The telephone number for emergency services in Australia."
      ],
      "id": "en-000-en-name-0BMgzGu1",
      "links": [
        [
          "telephone number",
          "telephone number"
        ],
        [
          "emergency services",
          "emergency services"
        ],
        [
          "Australia",
          "Australia"
        ]
      ],
      "synonyms": [
        {
          "word": "Triple O"
        },
        {
          "word": "Triple Zero"
        },
        {
          "word": "000 Emergency"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/trɪpəl.əʊ/",
      "tags": [
        "Australia"
      ]
    },
    {
      "ipa": "/trɪpəl.zɪə.ɹəʊ/",
      "tags": [
        "Australia"
      ]
    },
    {
      "ipa": "/trɪpəl.zɛd/",
      "tags": [
        "Australia"
      ]
    }
  ],
  "word": "000"
}

{
  "coordinate_terms": [
    {
      "sense": "Mongolia",
      "word": "105"
    },
    {
      "tags": [
        "China",
        "Iran"
      ],
      "word": "110"
    },
    {
      "tags": [
        "New-Zealand"
      ],
      "word": "111"
    },
    {
      "tags": [
        "European-Union"
      ],
      "word": "112"
    },
    {
      "tags": [
        "Japan",
        "South-Korea"
      ],
      "word": "119"
    },
    {
      "tags": [
        "North-America"
      ],
      "word": "911"
    },
    {
      "tags": [
        "Ireland",
        "UK"
      ],
      "word": "999"
    }
  ],
  "etymology_text": "A variant of the British 999, originally selected as an appropriate number for rotary-dial telephones and adapted in Australia because of the need to dial an initial 0 from remote exchanges to connect to the main trunk lines.",
  "head_templates": [
    {
      "args": {},
      "expansion": "000",
      "name": "en-proper noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "name",
  "senses": [
    {
      "attestations": [
        {
          "date": "1961",
          "references": []
        }
      ],
      "categories": [
        "Australian English",
        "English 6-syllable words",
        "English entries with incorrect language header",
        "English lemmas",
        "English proper nouns",
        "English terms spelled with numbers",
        "English terms with usage examples",
        "English uncountable nouns",
        "English words spelled without vowels",
        "Hindu-Arabic script",
        "Pages with 2 entries",
        "Pages with entries",
        "en:Australia",
        "en:Christmas Island",
        "en:Cocos Islands",
        "en:Emergency services",
        "en:Firefighting",
        "en:Healthcare",
        "en:Law enforcement",
        "en:Poisons",
        "en:Telecommunications",
        "en:Zero"
      ],
      "examples": [
        {
          "bold_text_offsets": [
            [
              14,
              17
            ]
          ],
          "text": "When you call 000, the Telstra operator usually answers the phone with \"Emergency. Police, fire, or ambulance?\"",
          "type": "example"
        }
      ],
      "glosses": [
        "The telephone number for emergency services in Australia."
      ],
      "links": [
        [
          "telephone number",
          "telephone number"
        ],
        [
          "emergency services",
          "emergency services"
        ],
        [
          "Australia",
          "Australia"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/trɪpəl.əʊ/",
      "tags": [
        "Australia"
      ]
    },
    {
      "ipa": "/trɪpəl.zɪə.ɹəʊ/",
      "tags": [
        "Australia"
      ]
    },
    {
      "ipa": "/trɪpəl.zɛd/",
      "tags": [
        "Australia"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "Triple O"
    },
    {
      "word": "Triple Zero"
    },
    {
      "word": "000 Emergency"
    }
  ],
  "word": "000"
}