"devil's tongue" meaning in English

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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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        {
          "ref": "1985, Patents Abstracts of Japan: Unexamined Applications",
          "text": "To remove a calcium smell, improve the application property and permeability of a seasoning and improve the appetite enhancing effect due to a fast and bright coloring, by dipping noodles made from devil's-tongue ...",
          "type": "quotation"
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        {
          "ref": "2001, Japan Quarterly",
          "text": "[…] loaf made from devil's tongue root, spongy […]",
          "type": "quotation"
        },
        {
          "ref": "2009, The Encyclopedia of Indonesia in the Pacific War: In cooperation with the Netherlands Institute for War Documentation, BRILL, page 278",
          "text": "One Japanese stationed in East Java, for instance, an employee of Mitsubishi Shōji, received an order to deliver five tons of devil's tongue, a plant called konyak (konnyaku in Japanese) that naturally occurs in Indonesia.",
          "type": "quotation"
        },
        {
          "ref": "2012, Catherina Hosoi, Cooking Classics Japan: A step-by-step cookbook, Marshall Cavendish International Asia Pte Ltd, page 34",
          "text": "Devil's tongue jelly gives this dish a firm bite, while the bacon gives it a smoky flavour.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Synonym of konjac"
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      "id": "en-devil's_tongue-en-noun-kvf5XC-w",
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          "konjac#English"
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          "word": "konjac"
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  "word": "devil's tongue"
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
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          "ref": "1985, Patents Abstracts of Japan: Unexamined Applications",
          "text": "To remove a calcium smell, improve the application property and permeability of a seasoning and improve the appetite enhancing effect due to a fast and bright coloring, by dipping noodles made from devil's-tongue ...",
          "type": "quotation"
        },
        {
          "ref": "2001, Japan Quarterly",
          "text": "[…] loaf made from devil's tongue root, spongy […]",
          "type": "quotation"
        },
        {
          "ref": "2009, The Encyclopedia of Indonesia in the Pacific War: In cooperation with the Netherlands Institute for War Documentation, BRILL, page 278",
          "text": "One Japanese stationed in East Java, for instance, an employee of Mitsubishi Shōji, received an order to deliver five tons of devil's tongue, a plant called konyak (konnyaku in Japanese) that naturally occurs in Indonesia.",
          "type": "quotation"
        },
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          "ref": "2012, Catherina Hosoi, Cooking Classics Japan: A step-by-step cookbook, Marshall Cavendish International Asia Pte Ltd, page 34",
          "text": "Devil's tongue jelly gives this dish a firm bite, while the bacon gives it a smoky flavour.",
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      "glosses": [
        "Synonym of konjac"
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          "konjac#English"
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  "word": "devil's tongue"
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