"номын сан" meaning in Mongolian

{
  "etymology_templates": [
    {
      "args": {
        "1": "mn",
        "2": "номын",
        "3": "сан",
        "t1": "of the book",
        "t2": "storehouse"
      },
      "expansion": "номын (nomyn, “of the book”) + сан (san, “storehouse”)",
      "name": "compound"
    }
  ],
  "etymology_text": "From номын (nomyn, “of the book”) + сан (san, “storehouse”).",
  "forms": [
    {
      "form": "nomyn san",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "hidden-g declension",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "dec": "g",
        "head": "номын сан"
      },
      "expansion": "номын сан • (nomyn san); (hidden-g declension)",
      "name": "mn-noun"
    }
  ],
  "lang": "Mongolian",
  "lang_code": "mn",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Mongolian entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Mongolian terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "mn",
          "name": "Books",
          "orig": "mn:Books",
          "parents": [
            "Literature",
            "Mass media",
            "Culture",
            "Entertainment",
            "Writing",
            "Media",
            "Society",
            "Human behaviour",
            "Language",
            "Communication",
            "All topics",
            "Human",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "mn",
          "name": "Buildings",
          "orig": "mn:Buildings",
          "parents": [
            "Buildings and structures",
            "Architecture",
            "Applied sciences",
            "Art",
            "Sciences",
            "Culture",
            "All topics",
            "Society",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "library"
      ],
      "id": "en-номын_сан-mn-noun-txjxNU9y",
      "links": [
        [
          "library",
          "library"
        ]
      ],
      "wikipedia": [
        "Mongolian script"
      ]
    }
  ],
  "word": "номын сан"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "mn",
        "2": "номын",
        "3": "сан",
        "t1": "of the book",
        "t2": "storehouse"
      },
      "expansion": "номын (nomyn, “of the book”) + сан (san, “storehouse”)",
      "name": "compound"
    }
  ],
  "etymology_text": "From номын (nomyn, “of the book”) + сан (san, “storehouse”).",
  "forms": [
    {
      "form": "nomyn san",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "hidden-g declension",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "dec": "g",
        "head": "номын сан"
      },
      "expansion": "номын сан • (nomyn san); (hidden-g declension)",
      "name": "mn-noun"
    }
  ],
  "lang": "Mongolian",
  "lang_code": "mn",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Mongolian compound terms",
        "Mongolian entries with incorrect language header",
        "Mongolian hidden-g declension nouns",
        "Mongolian lemmas",
        "Mongolian multiword terms",
        "Mongolian nouns",
        "Mongolian terms with redundant script codes",
        "mn:Books",
        "mn:Buildings"
      ],
      "glosses": [
        "library"
      ],
      "links": [
        [
          "library",
          "library"
        ]
      ],
      "wikipedia": [
        "Mongolian script"
      ]
    }
  ],
  "word": "номын сан"
}