"directory service" meaning in English

{
  "forms": [
    {
      "form": "directory services",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "directory service (plural directory services)",
      "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": "Japanese terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Computing",
          "orig": "en:Computing",
          "parents": [
            "Technology",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "The software system that stores, organizes and provides access to information in a map between names and values."
      ],
      "hyponyms": [
        {
          "word": "JNDI"
        },
        {
          "word": "RMI registry"
        }
      ],
      "id": "en-directory_service-en-noun-zcG~T7vw",
      "links": [
        [
          "computing",
          "computing#Noun"
        ]
      ],
      "raw_glosses": [
        "(computing) The software system that stores, organizes and provides access to information in a map between names and values."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "translations": [
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "sense": "software system",
          "word": "目錄服務"
        },
        {
          "code": "cmn",
          "lang": "Chinese Mandarin",
          "roman": "mùlù fúwù",
          "sense": "software system",
          "word": "目录服务"
        },
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "software system",
          "word": "hakemistopalvelu"
        },
        {
          "code": "fr",
          "lang": "French",
          "sense": "software system",
          "tags": [
            "masculine"
          ],
          "word": "service d’annuaire"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "software system",
          "tags": [
            "masculine"
          ],
          "word": "Verzeichnisdienst"
        },
        {
          "code": "ja",
          "lang": "Japanese",
          "roman": "direkutori-sābisu",
          "sense": "software system",
          "word": "ディレクトリ・サービス"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "slúžba katalóga",
          "sense": "software system",
          "tags": [
            "feminine"
          ],
          "word": "слу́жба катало́га"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "slúžba katalógov",
          "sense": "software system",
          "tags": [
            "feminine"
          ],
          "word": "слу́жба катало́гов"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "software system",
          "tags": [
            "masculine"
          ],
          "word": "servicio de directorio"
        }
      ],
      "wikipedia": [
        "directory service"
      ]
    }
  ],
  "word": "directory service"
}

{
  "forms": [
    {
      "form": "directory services",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "directory service (plural directory services)",
      "name": "en-noun"
    }
  ],
  "hyponyms": [
    {
      "word": "JNDI"
    },
    {
      "word": "RMI registry"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "Japanese terms with redundant script codes",
        "en:Computing"
      ],
      "glosses": [
        "The software system that stores, organizes and provides access to information in a map between names and values."
      ],
      "links": [
        [
          "computing",
          "computing#Noun"
        ]
      ],
      "raw_glosses": [
        "(computing) The software system that stores, organizes and provides access to information in a map between names and values."
      ],
      "topics": [
        "computing",
        "engineering",
        "mathematics",
        "natural-sciences",
        "physical-sciences",
        "sciences"
      ],
      "wikipedia": [
        "directory service"
      ]
    }
  ],
  "translations": [
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "sense": "software system",
      "word": "目錄服務"
    },
    {
      "code": "cmn",
      "lang": "Chinese Mandarin",
      "roman": "mùlù fúwù",
      "sense": "software system",
      "word": "目录服务"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "software system",
      "word": "hakemistopalvelu"
    },
    {
      "code": "fr",
      "lang": "French",
      "sense": "software system",
      "tags": [
        "masculine"
      ],
      "word": "service d’annuaire"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "software system",
      "tags": [
        "masculine"
      ],
      "word": "Verzeichnisdienst"
    },
    {
      "code": "ja",
      "lang": "Japanese",
      "roman": "direkutori-sābisu",
      "sense": "software system",
      "word": "ディレクトリ・サービス"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "slúžba katalóga",
      "sense": "software system",
      "tags": [
        "feminine"
      ],
      "word": "слу́жба катало́га"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "slúžba katalógov",
      "sense": "software system",
      "tags": [
        "feminine"
      ],
      "word": "слу́жба катало́гов"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "software system",
      "tags": [
        "masculine"
      ],
      "word": "servicio de directorio"
    }
  ],
  "word": "directory service"
}