"dark light" meaning in English

{
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "dark matter",
        "3": "light"
      },
      "expansion": "Blend of dark matter + light",
      "name": "blend"
    }
  ],
  "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).",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "dark light (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Astronomy",
          "orig": "en:Astronomy",
          "parents": [
            "Sciences",
            "Space",
            "All topics",
            "Nature",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Astrophysics",
          "orig": "en:Astrophysics",
          "parents": [
            "Astronomy",
            "Physics",
            "Sciences",
            "Space",
            "All topics",
            "Nature",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Cosmology",
          "orig": "en:Cosmology",
          "parents": [
            "Astronomy",
            "Sciences",
            "Space",
            "All topics",
            "Nature",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "English blends",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "87 13",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "89 11",
          "kind": "other",
          "name": "English oxymorons",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "91 9",
          "kind": "other",
          "name": "Pages with 1 entry",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "94 6",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "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",
      "links": [
        [
          "astrophysics",
          "astrophysics"
        ],
        [
          "cosmology",
          "cosmology"
        ],
        [
          "astronomy",
          "astronomy"
        ],
        [
          "physics",
          "physics"
        ],
        [
          "force of nature",
          "force of nature"
        ],
        [
          "dark matter",
          "dark matter"
        ]
      ],
      "raw_glosses": [
        "(astrophysics, cosmology, astronomy, physics) A hypothetical force of nature that acts on dark matter to allow dark matter to interact with itself."
      ],
      "related": [
        {
          "word": "dark energy"
        },
        {
          "word": "dark matter"
        },
        {
          "word": "dark sector"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "astronomy",
        "astrophysics",
        "cosmology",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "dark light"
}

{
  "etymology_number": 2,
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "dark",
        "3": "light"
      },
      "expansion": "dark + light",
      "name": "compound"
    }
  ],
  "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"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dark light (plural dark lights)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [],
      "glosses": [
        "Synonym of black light (ultraviolet light)"
      ],
      "id": "en-dark_light-en-noun-X~77hyeA",
      "links": [
        [
          "black light",
          "black light#English"
        ],
        [
          "ultraviolet",
          "ultraviolet#English"
        ]
      ],
      "raw_glosses": [
        "(slang) Synonym of black light (ultraviolet light)"
      ],
      "synonyms": [
        {
          "extra": "ultraviolet light",
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "black light"
        }
      ],
      "tags": [
        "slang"
      ]
    }
  ],
  "word": "dark light"
}

{
  "categories": [
    "English blends",
    "English compound terms",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "English oxymorons",
    "English uncountable nouns",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "dark matter",
        "3": "light"
      },
      "expansion": "Blend of dark matter + light",
      "name": "blend"
    }
  ],
  "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).",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "dark light (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "dark energy"
    },
    {
      "word": "dark matter"
    },
    {
      "word": "dark sector"
    }
  ],
  "senses": [
    {
      "categories": [
        "en:Astronomy",
        "en:Astrophysics",
        "en:Cosmology",
        "en:Physics"
      ],
      "glosses": [
        "A hypothetical force of nature that acts on dark matter to allow dark matter to interact with itself."
      ],
      "links": [
        [
          "astrophysics",
          "astrophysics"
        ],
        [
          "cosmology",
          "cosmology"
        ],
        [
          "astronomy",
          "astronomy"
        ],
        [
          "physics",
          "physics"
        ],
        [
          "force of nature",
          "force of nature"
        ],
        [
          "dark matter",
          "dark matter"
        ]
      ],
      "raw_glosses": [
        "(astrophysics, cosmology, astronomy, physics) A hypothetical force of nature that acts on dark matter to allow dark matter to interact with itself."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "astronomy",
        "astrophysics",
        "cosmology",
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "word": "dark light"
}

{
  "categories": [
    "English compound terms",
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English multiword terms",
    "English nouns",
    "English oxymorons",
    "Pages with 1 entry",
    "Pages with entries"
  ],
  "etymology_number": 2,
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "dark",
        "3": "light"
      },
      "expansion": "dark + light",
      "name": "compound"
    }
  ],
  "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"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "dark light (plural dark lights)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "English slang"
      ],
      "glosses": [
        "Synonym of black light (ultraviolet light)"
      ],
      "links": [
        [
          "black light",
          "black light#English"
        ],
        [
          "ultraviolet",
          "ultraviolet#English"
        ]
      ],
      "raw_glosses": [
        "(slang) Synonym of black light (ultraviolet light)"
      ],
      "synonyms": [
        {
          "extra": "ultraviolet light",
          "tags": [
            "synonym",
            "synonym-of"
          ],
          "word": "black light"
        }
      ],
      "tags": [
        "slang"
      ]
    }
  ],
  "word": "dark light"
}