"노인학" meaning in Korean

{
  "etymology_templates": [
    {
      "args": {
        "1": "老人",
        "2": "old person",
        "3": "學",
        "4": "-logy",
        "suffix": "y"
      },
      "expansion": "Sino-Korean word from 老人學, from 老人 (“old person”) + 學 (“-logy”)",
      "name": "ko-etym-Sino"
    }
  ],
  "etymology_text": "Sino-Korean word from 老人學, from 老人 (“old person”) + 學 (“-logy”).",
  "forms": [
    {
      "form": "noinhak",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "老人學",
      "tags": [
        "hanja"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "hanja": "老人學"
      },
      "expansion": "노인학 • (noinhak) (hanja 老人學)",
      "name": "ko-noun"
    }
  ],
  "lang": "Korean",
  "lang_code": "ko",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Korean entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Korean terms suffixed with -학 (學)",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Korean terms with long vowels in the first syllable",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Korean terms with redundant script codes",
          "parents": [
            "Terms with redundant script codes",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Korean terms with redundant transliterations",
          "parents": [
            "Terms with redundant transliterations",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Sino-Korean words",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "gerontology"
      ],
      "id": "en-노인학-ko-noun-pFdJR~xT",
      "links": [
        [
          "gerontology",
          "gerontology"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈno̞(ː)inɦa̠k̚]",
      "tags": [
        "SK-Standard",
        "Seoul"
      ]
    },
    {
      "hangeul": "노(ː)인학"
    },
    {
      "other": "[노(ː)인학]"
    }
  ],
  "word": "노인학"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "老人",
        "2": "old person",
        "3": "學",
        "4": "-logy",
        "suffix": "y"
      },
      "expansion": "Sino-Korean word from 老人學, from 老人 (“old person”) + 學 (“-logy”)",
      "name": "ko-etym-Sino"
    }
  ],
  "etymology_text": "Sino-Korean word from 老人學, from 老人 (“old person”) + 學 (“-logy”).",
  "forms": [
    {
      "form": "noinhak",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "老人學",
      "tags": [
        "hanja"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "hanja": "老人學"
      },
      "expansion": "노인학 • (noinhak) (hanja 老人學)",
      "name": "ko-noun"
    }
  ],
  "lang": "Korean",
  "lang_code": "ko",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "Korean entries with incorrect language header",
        "Korean lemmas",
        "Korean nouns",
        "Korean terms suffixed with -학 (學)",
        "Korean terms with IPA pronunciation",
        "Korean terms with long vowels in the first syllable",
        "Korean terms with redundant script codes",
        "Korean terms with redundant transliterations",
        "Pages with 1 entry",
        "Pages with entries",
        "Sino-Korean words"
      ],
      "glosses": [
        "gerontology"
      ],
      "links": [
        [
          "gerontology",
          "gerontology"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "[ˈno̞(ː)inɦa̠k̚]",
      "tags": [
        "SK-Standard",
        "Seoul"
      ]
    },
    {
      "hangeul": "노(ː)인학"
    },
    {
      "other": "[노(ː)인학]"
    }
  ],
  "word": "노인학"
}