"毒物学" meaning in Japanese

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        "4": "-がく"
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      "name": "ja-com"
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  "etymology_text": "毒物(どくぶつ) (dokubutsu) + 学(がく) (-gaku)",
  "forms": [
    {
      "form": "毒物学",
      "ruby": [
        [
          "毒",
          "どく"
        ],
        [
          "物",
          "ぶつ"
        ],
        [
          "学",
          "がく"
        ]
      ],
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        "canonical"
      ]
    },
    {
      "form": "dokubutsugaku",
      "tags": [
        "romanization"
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    },
    {
      "form": "毒物學",
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        "kanji",
        "kyūjitai"
      ]
    }
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      "expansion": "毒(どく)物(ぶつ)学(がく) • (dokubutsugaku)",
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    }
  ],
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  "pos": "noun",
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        {
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          "name": "Pharmacology",
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        "toxicology"
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      "other": "どくぶつがく"
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      "ipa": "[do̞kɯ̟bɯ̟t͡sɨɡa̠kɯ̟]"
    }
  ],
  "word": "毒物学"
}

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        "2": "どくぶつ",
        "3": "学",
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      "expansion": "毒物(どくぶつ) (dokubutsu) + 学(がく) (-gaku)",
      "name": "ja-com"
    }
  ],
  "etymology_text": "毒物(どくぶつ) (dokubutsu) + 学(がく) (-gaku)",
  "forms": [
    {
      "form": "毒物学",
      "ruby": [
        [
          "毒",
          "どく"
        ],
        [
          "物",
          "ぶつ"
        ],
        [
          "学",
          "がく"
        ]
      ],
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    },
    {
      "form": "dokubutsugaku",
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  "word": "毒物学"
}