"premium-rate telephone number" meaning in English

{
  "etymology_text": "In the original North American Numbering Plan, phone numbers beginning with an area code of 800 were reserved for so called toll-free numbers, where the party receiving the call pays the charges. The telephone companies later developed a corresponding set of numbers beginning with the area code 900, which would permit the owner of the number to receive additional fees from the caller.",
  "forms": [
    {
      "form": "premium-rate telephone numbers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "premium-rate telephone number"
      },
      "expansion": "premium-rate telephone number (plural premium-rate telephone numbers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English terms with non-redundant non-automated sortkeys",
          "parents": [
            "Terms with non-redundant non-automated sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Telephony",
          "orig": "en:Telephony",
          "parents": [
            "Electronics",
            "Telecommunications",
            "Technology",
            "Communication",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "A telephone number for which an extra charge is assessed to the caller, part of which is returned to the owner of the number."
      ],
      "id": "en-premium-rate_telephone_number-en-noun-IVGqzKFn",
      "links": [
        [
          "telephone number",
          "telephone number"
        ],
        [
          "caller",
          "caller"
        ]
      ],
      "related": [
        {
          "word": "1-900"
        },
        {
          "word": "800 number"
        }
      ],
      "synonyms": [
        {
          "word": "900 number"
        }
      ],
      "wikipedia": [
        "North American Numbering Plan",
        "premium-rate telephone number"
      ]
    }
  ],
  "word": "premium-rate telephone number"
}

{
  "etymology_text": "In the original North American Numbering Plan, phone numbers beginning with an area code of 800 were reserved for so called toll-free numbers, where the party receiving the call pays the charges. The telephone companies later developed a corresponding set of numbers beginning with the area code 900, which would permit the owner of the number to receive additional fees from the caller.",
  "forms": [
    {
      "form": "premium-rate telephone numbers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "head": "premium-rate telephone number"
      },
      "expansion": "premium-rate telephone number (plural premium-rate telephone numbers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "1-900"
    },
    {
      "word": "800 number"
    }
  ],
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English entries with topic categories using raw markup",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with non-redundant non-automated sortkeys",
        "en:Telephony"
      ],
      "glosses": [
        "A telephone number for which an extra charge is assessed to the caller, part of which is returned to the owner of the number."
      ],
      "links": [
        [
          "telephone number",
          "telephone number"
        ],
        [
          "caller",
          "caller"
        ]
      ],
      "wikipedia": [
        "North American Numbering Plan",
        "premium-rate telephone number"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "900 number"
    }
  ],
  "word": "premium-rate telephone number"
}