"vitrain" meaning in English

{
  "forms": [
    {
      "form": "vitrains",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "vitrain (countable and uncountable, plural vitrains)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Coal",
          "orig": "en:Coal",
          "parents": [
            "Fossil fuels",
            "Carbon",
            "Energy",
            "Natural resources",
            "Carbon group elements",
            "Nature",
            "Matter",
            "Chemical elements",
            "All topics",
            "Chemistry",
            "Fundamental",
            "Sciences"
          ],
          "source": "w"
        }
      ],
      "coordinate_terms": [
        {
          "word": "fusain"
        }
      ],
      "examples": [
        {
          "ref": "1996, T.S. Golosinski, Guo Yuguang, Mining Science and Technology 1996, page 396",
          "text": "The caking behaviour of vitrain and clarain could be improved after the coal has been picked out.",
          "type": "quotation"
        },
        {
          "ref": "1997, Yang Qi, Geology of Fossil Fuels: Coal, page 149",
          "text": "In order to measure relatively accurately the activation energy of coal, and to exclude the disturbance from coal samples, the hand-picked banded vitrains in bright coal are adopted as experimental samples (Table 1).",
          "type": "quotation"
        },
        {
          "ref": "2012, C.E. Snape, Composition, Geochemistry and Conversion of Oil Shales, page 491",
          "text": "Thus, it may be concluded that a lower viscosity of plastic vitrain grains facilitates pores to grow and coalesce and grains to stick to one another to create intergrain pores.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A constituent of banded bituminous coal consisting of a horizontal glossy band of friable material."
      ],
      "id": "en-vitrain-en-noun-tyl-iZzf",
      "links": [
        [
          "banded",
          "banded"
        ],
        [
          "bituminous",
          "bituminous"
        ],
        [
          "coal",
          "coal"
        ],
        [
          "horizontal",
          "horizontal"
        ],
        [
          "glossy",
          "glossy"
        ],
        [
          "friable",
          "friable"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    }
  ],
  "word": "vitrain"
}

{
  "coordinate_terms": [
    {
      "word": "fusain"
    }
  ],
  "forms": [
    {
      "form": "vitrains",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "vitrain (countable and uncountable, plural vitrains)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English countable nouns",
        "English entries with incorrect language header",
        "English lemmas",
        "English nouns",
        "English terms with quotations",
        "English uncountable nouns",
        "en:Coal"
      ],
      "examples": [
        {
          "ref": "1996, T.S. Golosinski, Guo Yuguang, Mining Science and Technology 1996, page 396",
          "text": "The caking behaviour of vitrain and clarain could be improved after the coal has been picked out.",
          "type": "quotation"
        },
        {
          "ref": "1997, Yang Qi, Geology of Fossil Fuels: Coal, page 149",
          "text": "In order to measure relatively accurately the activation energy of coal, and to exclude the disturbance from coal samples, the hand-picked banded vitrains in bright coal are adopted as experimental samples (Table 1).",
          "type": "quotation"
        },
        {
          "ref": "2012, C.E. Snape, Composition, Geochemistry and Conversion of Oil Shales, page 491",
          "text": "Thus, it may be concluded that a lower viscosity of plastic vitrain grains facilitates pores to grow and coalesce and grains to stick to one another to create intergrain pores.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "A constituent of banded bituminous coal consisting of a horizontal glossy band of friable material."
      ],
      "links": [
        [
          "banded",
          "banded"
        ],
        [
          "bituminous",
          "bituminous"
        ],
        [
          "coal",
          "coal"
        ],
        [
          "horizontal",
          "horizontal"
        ],
        [
          "glossy",
          "glossy"
        ],
        [
          "friable",
          "friable"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    }
  ],
  "word": "vitrain"
}