"deep web" meaning in English

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  "lang_code": "en",
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          "word": "Deep Web"
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      "examples": [
        {
          "ref": "2008, Patrice McDermott, Who Needs to Know?, →ISBN:",
          "text": "Some of these information resources are “deep web” or “hidden web” assets, not easily accessible from typical Internet search engines.",
          "type": "quote"
        },
        {
          "ref": "2013 July 1, Heidy M. Marin-Castro with Victor J. Sosa-Sosa, Ivan Lopez-Arevalo, and Hugo Jair Escalante-Baldera, “Automatic Classification of Web Databases Using Domain-Dictionaries”, in Machine Learning and Data Mining in Pattern Recognition, Proceedings of the 9th International Conference, page 431:",
          "text": "The classification of such web databases according to their application domain is an important step towards the integration of deep web sources.",
          "type": "quote"
        },
        {
          "ref": "2014 January 1, Guatam Das, “Mining and Analytic of Deep Web Repositories”, in Applied Algorithms, Proceedings of the 1st International Conference, page xvii:",
          "text": "With the proliferation of deep web repositories...hidden behind proprietary web interfaces...efficient ways of exploring contents in such hidden repositories are of increasing importance in a wide variety of applications.",
          "type": "quote"
        }
      ],
      "glosses": [
        "Alternative form of Deep Web"
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      "links": [
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          "Deep Web",
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      "synonyms": [
        {
          "word": "invisible web"
        }
      ],
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  "word": "deep web"
}

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  "lang": "English",
  "lang_code": "en",
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      "alt_of": [
        {
          "word": "Deep Web"
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      "examples": [
        {
          "ref": "2008, Patrice McDermott, Who Needs to Know?, →ISBN:",
          "text": "Some of these information resources are “deep web” or “hidden web” assets, not easily accessible from typical Internet search engines.",
          "type": "quote"
        },
        {
          "ref": "2013 July 1, Heidy M. Marin-Castro with Victor J. Sosa-Sosa, Ivan Lopez-Arevalo, and Hugo Jair Escalante-Baldera, “Automatic Classification of Web Databases Using Domain-Dictionaries”, in Machine Learning and Data Mining in Pattern Recognition, Proceedings of the 9th International Conference, page 431:",
          "text": "The classification of such web databases according to their application domain is an important step towards the integration of deep web sources.",
          "type": "quote"
        },
        {
          "ref": "2014 January 1, Guatam Das, “Mining and Analytic of Deep Web Repositories”, in Applied Algorithms, Proceedings of the 1st International Conference, page xvii:",
          "text": "With the proliferation of deep web repositories...hidden behind proprietary web interfaces...efficient ways of exploring contents in such hidden repositories are of increasing importance in a wide variety of applications.",
          "type": "quote"
        }
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      "glosses": [
        "Alternative form of Deep Web"
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  "synonyms": [
    {
      "word": "invisible web"
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  "word": "deep web"
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