"歴史言語学" meaning in Japanese

{
  "etymology_templates": [
    {
      "args": {
        "1": "歴%史",
        "2": "れき%し",
        "3": "言%語%学",
        "4": "げん%ご%がく",
        "t1": "history",
        "t2": "linguistics"
      },
      "expansion": "歴(れき)史(し) (rekishi, “history”) + 言(げん)語(ご)学(がく) (gengogaku, “linguistics”)",
      "name": "ja-compound"
    }
  ],
  "etymology_text": "Compound of 歴(れき)史(し) (rekishi, “history”) + 言(げん)語(ご)学(がく) (gengogaku, “linguistics”).",
  "forms": [
    {
      "form": "歴史言語学",
      "ruby": [
        [
          "歴",
          "れき"
        ],
        [
          "史",
          "し"
        ],
        [
          "言",
          "げん"
        ],
        [
          "語",
          "ご"
        ],
        [
          "学",
          "がく"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "rekishi gengogaku",
      "tags": [
        "romanization"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "れきし げんごがく"
      },
      "expansion": "歴(れき)史(し)言(げん)語(ご)学(がく) • (rekishi gengogaku)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
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          "kind": "other",
          "name": "Japanese entries with incorrect language header",
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        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Linguistics",
          "orig": "ja:Linguistics",
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            "Language",
            "Social sciences",
            "Communication",
            "Sciences",
            "Society",
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          ],
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        }
      ],
      "glosses": [
        "historical linguistics"
      ],
      "id": "en-歴史言語学-ja-noun-v1E2otzh",
      "links": [
        [
          "historical linguistics",
          "historical linguistics"
        ]
      ],
      "wikipedia": [
        "ja:歴史言語学"
      ]
    }
  ],
  "sounds": [
    {
      "other": "れきしげんごがく"
    },
    {
      "ipa": "[ɾe̞kʲiɕi ɡẽ̞ŋɡo̞ɡa̠kɯ̟ᵝ]"
    }
  ],
  "word": "歴史言語学"
}

{
  "etymology_templates": [
    {
      "args": {
        "1": "歴%史",
        "2": "れき%し",
        "3": "言%語%学",
        "4": "げん%ご%がく",
        "t1": "history",
        "t2": "linguistics"
      },
      "expansion": "歴(れき)史(し) (rekishi, “history”) + 言(げん)語(ご)学(がく) (gengogaku, “linguistics”)",
      "name": "ja-compound"
    }
  ],
  "etymology_text": "Compound of 歴(れき)史(し) (rekishi, “history”) + 言(げん)語(ご)学(がく) (gengogaku, “linguistics”).",
  "forms": [
    {
      "form": "歴史言語学",
      "ruby": [
        [
          "歴",
          "れき"
        ],
        [
          "史",
          "し"
        ],
        [
          "言",
          "げん"
        ],
        [
          "語",
          "ご"
        ],
        [
          "学",
          "がく"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "rekishi gengogaku",
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        "romanization"
      ]
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    {
      "args": {
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      "expansion": "歴(れき)史(し)言(げん)語(ご)学(がく) • (rekishi gengogaku)",
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  ],
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  "pos": "noun",
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      "other": "れきしげんごがく"
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    {
      "ipa": "[ɾe̞kʲiɕi ɡẽ̞ŋɡo̞ɡa̠kɯ̟ᵝ]"
    }
  ],
  "word": "歴史言語学"
}