"dark light" meaning in English

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  "etymology_text": "Blend of dark matter + light. From being a force found in the dark sector that acts on dark matter, analog to light in the \"light sector\" (the part of the universe that is not part of the dark sector) that acts on \"light matter\" (ordinary matter that interacts electromagnetically, thus visibly).",
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  "lang_code": "en",
  "pos": "noun",
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          "kind": "topical",
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      ],
      "glosses": [
        "A hypothetical force of nature that acts on dark matter to allow dark matter to interact with itself."
      ],
      "id": "en-dark_light-en-noun-8A38jG8y",
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          "astrophysics",
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          "cosmology",
          "cosmology"
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          "astronomy",
          "astronomy"
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        [
          "physics",
          "physics"
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        [
          "force of nature",
          "force of nature"
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          "dark matter",
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        "(astrophysics, cosmology, astronomy, physics) A hypothetical force of nature that acts on dark matter to allow dark matter to interact with itself."
      ],
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        {
          "word": "dark energy"
        },
        {
          "word": "dark matter"
        },
        {
          "word": "dark sector"
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        "uncountable"
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        "cosmology",
        "natural-sciences",
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  "word": "dark light"
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        "2": "dark",
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    }
  ],
  "etymology_text": "From dark + light; dark being like black, \"dark\" being a metaphor for the invisible (non-visible light).",
  "forms": [
    {
      "form": "dark lights",
      "tags": [
        "plural"
      ]
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        "Synonym of black light (ultraviolet light)"
      ],
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        [
          "black light",
          "black light#English"
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          "ultraviolet",
          "ultraviolet#English"
        ]
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        "(slang) Synonym of black light (ultraviolet light)"
      ],
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        {
          "extra": "ultraviolet light",
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          "word": "black light"
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  "word": "dark light"
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  "etymology_text": "Blend of dark matter + light. From being a force found in the dark sector that acts on dark matter, analog to light in the \"light sector\" (the part of the universe that is not part of the dark sector) that acts on \"light matter\" (ordinary matter that interacts electromagnetically, thus visibly).",
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  "lang_code": "en",
  "pos": "noun",
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        "A hypothetical force of nature that acts on dark matter to allow dark matter to interact with itself."
      ],
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        "(astrophysics, cosmology, astronomy, physics) A hypothetical force of nature that acts on dark matter to allow dark matter to interact with itself."
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  "word": "dark light"
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  ],
  "etymology_text": "From dark + light; dark being like black, \"dark\" being a metaphor for the invisible (non-visible light).",
  "forms": [
    {
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        "Synonym of black light (ultraviolet light)"
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        "(slang) Synonym of black light (ultraviolet light)"
      ],
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  "word": "dark light"
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