"referer" meaning in English

{
  "forms": [
    {
      "form": "referers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "referer (plural referers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "referrer"
        }
      ],
      "categories": [],
      "glosses": [
        "Misspelling of referrer."
      ],
      "id": "en-referer-en-noun-U37eFjfR",
      "links": [
        [
          "referrer",
          "referrer#English"
        ]
      ],
      "tags": [
        "alt-of",
        "misspelling"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "the referring URL",
          "word": "referrer"
        }
      ],
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Internet",
          "orig": "en:Internet",
          "parents": [
            "Computing",
            "Networking",
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "32 68",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "examples": [
        {
          "ref": "1996, T. Berners-Lee, R. Fielding, H. Frystyk, Hypertext Transfer Protocol -- HTTP/1.0",
          "text": "The Referer field must not be sent if the Request-URI was obtained from a source that does not have its own URI, such as input from the user keyboard.",
          "type": "quotation"
        },
        {
          "ref": "2001, Jennifer Niederst Robbins, Web Design in a Nutshell: A Desktop Quick Reference, page 278",
          "text": "If a referring URL was specified, for each valid referer, make sure that a valid referring URL was passed to FormMail",
          "type": "quotation"
        },
        {
          "ref": "2007, Ben Fry, Visualizing Data, page 253",
          "text": "The referer portion of a logfile line contains the full URL of the page or object visited before the current one.",
          "type": "quotation"
        },
        {
          "ref": "2007, Tiara Yule, The Illustrated Dictionary of Internet, page 74",
          "text": "The referer information can also be accessed as document.referrer within JavaScript.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of referrer (“the referring URL”)"
      ],
      "id": "en-referer-en-noun-RuA-LhVH",
      "links": [
        [
          "Internet",
          "Internet"
        ],
        [
          "referrer",
          "referrer#English"
        ]
      ],
      "raw_glosses": [
        "(Internet) Alternative form of referrer (“the referring URL”)"
      ],
      "tags": [
        "Internet",
        "alt-of",
        "alternative"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɹəˈfɜːɹə(ɹ)/"
    }
  ],
  "wikipedia": [
    "HTTP referer"
  ],
  "word": "referer"
}

{
  "categories": [
    "English 3-syllable words",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English terms with IPA pronunciation"
  ],
  "forms": [
    {
      "form": "referers",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "referer (plural referers)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "alt_of": [
        {
          "word": "referrer"
        }
      ],
      "categories": [
        "English misspellings"
      ],
      "glosses": [
        "Misspelling of referrer."
      ],
      "links": [
        [
          "referrer",
          "referrer#English"
        ]
      ],
      "tags": [
        "alt-of",
        "misspelling"
      ]
    },
    {
      "alt_of": [
        {
          "extra": "the referring URL",
          "word": "referrer"
        }
      ],
      "categories": [
        "English terms with quotations",
        "Quotation templates to be cleaned",
        "en:Internet"
      ],
      "examples": [
        {
          "ref": "1996, T. Berners-Lee, R. Fielding, H. Frystyk, Hypertext Transfer Protocol -- HTTP/1.0",
          "text": "The Referer field must not be sent if the Request-URI was obtained from a source that does not have its own URI, such as input from the user keyboard.",
          "type": "quotation"
        },
        {
          "ref": "2001, Jennifer Niederst Robbins, Web Design in a Nutshell: A Desktop Quick Reference, page 278",
          "text": "If a referring URL was specified, for each valid referer, make sure that a valid referring URL was passed to FormMail",
          "type": "quotation"
        },
        {
          "ref": "2007, Ben Fry, Visualizing Data, page 253",
          "text": "The referer portion of a logfile line contains the full URL of the page or object visited before the current one.",
          "type": "quotation"
        },
        {
          "ref": "2007, Tiara Yule, The Illustrated Dictionary of Internet, page 74",
          "text": "The referer information can also be accessed as document.referrer within JavaScript.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Alternative form of referrer (“the referring URL”)"
      ],
      "links": [
        [
          "Internet",
          "Internet"
        ],
        [
          "referrer",
          "referrer#English"
        ]
      ],
      "raw_glosses": [
        "(Internet) Alternative form of referrer (“the referring URL”)"
      ],
      "tags": [
        "Internet",
        "alt-of",
        "alternative"
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ɹəˈfɜːɹə(ɹ)/"
    }
  ],
  "wikipedia": [
    "HTTP referer"
  ],
  "word": "referer"
}