"治験" meaning in Japanese

{
  "forms": [
    {
      "form": "治験",
      "ruby": [
        [
          "治",
          "ち"
        ],
        [
          "験",
          "けん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "chiken",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "tiken",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "ちけん",
      "roman": "tiken",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ちけん",
        "hhira": "ちけん"
      },
      "expansion": "治(ち)験(けん) • (chiken) ^(←ちけん (tiken)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "Japanese entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant alt parameters",
          "parents": [
            "Links with redundant alt parameters",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese links with redundant wikilinks",
          "parents": [
            "Links with redundant wikilinks",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Japanese terms with redundant sortkeys",
          "parents": [
            "Terms with redundant sortkeys",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "ja",
          "name": "Pharmacology",
          "orig": "ja:Pharmacology",
          "parents": [
            "Biochemistry",
            "Medicine",
            "Biology",
            "Chemistry",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "clinical trial"
      ],
      "id": "en-治験-ja-noun-PoQWEsZP",
      "links": [
        [
          "clinical trial",
          "clinical trial"
        ]
      ],
      "related": [
        {
          "roman": "rinshō shiken",
          "ruby": [
            [
              "臨床試験",
              "りんしょうしけん"
            ]
          ],
          "word": "臨床試験"
        }
      ]
    }
  ],
  "sounds": [
    {
      "other": "ちけん"
    },
    {
      "ipa": "[t͡ɕikẽ̞ɴ]"
    }
  ],
  "word": "治験"
}

{
  "forms": [
    {
      "form": "治験",
      "ruby": [
        [
          "治",
          "ち"
        ],
        [
          "験",
          "けん"
        ]
      ],
      "tags": [
        "canonical"
      ]
    },
    {
      "form": "chiken",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "tiken",
      "tags": [
        "romanization"
      ]
    },
    {
      "form": "ちけん",
      "roman": "tiken",
      "tags": [
        "hiragana",
        "historical"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "ちけん",
        "hhira": "ちけん"
      },
      "expansion": "治(ち)験(けん) • (chiken) ^(←ちけん (tiken)?)",
      "name": "ja-noun"
    }
  ],
  "lang": "Japanese",
  "lang_code": "ja",
  "pos": "noun",
  "related": [
    {
      "roman": "rinshō shiken",
      "ruby": [
        [
          "臨床試験",
          "りんしょうしけん"
        ]
      ],
      "word": "臨床試験"
    }
  ],
  "senses": [
    {
      "categories": [
        "Japanese entries with incorrect language header",
        "Japanese lemmas",
        "Japanese links with redundant alt parameters",
        "Japanese links with redundant wikilinks",
        "Japanese nouns",
        "Japanese terms spelled with fourth grade kanji",
        "Japanese terms with IPA pronunciation",
        "Japanese terms with redundant sortkeys",
        "Japanese terms written with two Han script characters",
        "ja:Pharmacology"
      ],
      "glosses": [
        "clinical trial"
      ],
      "links": [
        [
          "clinical trial",
          "clinical trial"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "other": "ちけん"
    },
    {
      "ipa": "[t͡ɕikẽ̞ɴ]"
    }
  ],
  "word": "治験"
}

{
  "called_from": "parser/304",
  "msg": "HTML tag <span> not properly closed",
  "path": [
    "治験"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "治験",
  "trace": "started on line 2, detected on line 2"
}

{
  "called_from": "parser/1336",
  "msg": "no corresponding start tag found for </span>",
  "path": [
    "治験"
  ],
  "section": "Japanese",
  "subsection": "noun",
  "title": "治験",
  "trace": ""
}