"undergloom" meaning in English

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  "etymology_text": "From under- + gloom.",
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      "expansion": "undergloom (plural not attested)",
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  "lang_code": "en",
  "pos": "noun",
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        {
          "ref": "2015, Spencer Clevenger, Greek Mythic History:",
          "text": "To achieve immortality, Dionysos had to pass through the undergloom.",
          "type": "quote"
        },
        {
          "ref": "2016, Ian E. Chambers, Hidden Genius: Treasure of the Timeless Teacher, page 172:",
          "text": "“But as long as my father is in the undergloom, your plans can't go as smoothly as you'd like, can they?” said Marcus, certain now that he was right.",
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      "glosses": [
        "the underworld"
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          "underworld",
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        "(literary, uncommon, possibly dated, chiefly with the definite article) the underworld"
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  "word": "undergloom"
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  ],
  "etymology_text": "From under- + gloom.",
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  "lang_code": "en",
  "pos": "noun",
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        },
        {
          "ref": "2016, Ian E. Chambers, Hidden Genius: Treasure of the Timeless Teacher, page 172:",
          "text": "“But as long as my father is in the undergloom, your plans can't go as smoothly as you'd like, can they?” said Marcus, certain now that he was right.",
          "type": "quote"
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      ],
      "glosses": [
        "the underworld"
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        "(literary, uncommon, possibly dated, chiefly with the definite article) the underworld"
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