"luminal" meaning in English

{
  "antonyms": [
    {
      "sense": "antonym(s) of “biology”",
      "word": "basalolateral"
    }
  ],
  "derived": [
    {
      "_dis1": "0 0 0",
      "topics": [
        "biology",
        "natural-sciences"
      ],
      "word": "transluminal"
    },
    {
      "_dis1": "0 0 0",
      "topics": [
        "biology",
        "natural-sciences"
      ],
      "word": "interluminal"
    },
    {
      "_dis1": "0 0 0",
      "topics": [
        "physics",
        "physical-sciences",
        "natural-sciences"
      ],
      "word": "subluminal"
    },
    {
      "_dis1": "0 0 0",
      "topics": [
        "physics",
        "physical-sciences",
        "natural-sciences"
      ],
      "word": "superluminal"
    }
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la:lumina<t:lights>",
        "3": "-al"
      },
      "expansion": "Latin lumina (“lights”) + -al",
      "name": "af"
    }
  ],
  "etymology_text": "Latin lumina (“lights”) + -al.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "luminal (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "_dis1": "0 0 0",
      "word": "lumic"
    },
    {
      "_dis1": "0 0 0",
      "word": "luminous"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Biology",
          "orig": "en:Biology",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "of or pertaining to the lumen"
      ],
      "id": "en-luminal-en-adj-8aMR8h~L",
      "links": [
        [
          "biology",
          "biology"
        ],
        [
          "lumen",
          "lumen"
        ]
      ],
      "raw_glosses": [
        "(biology) of or pertaining to the lumen"
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "biology",
        "natural-sciences"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "glosses": [
        "of or pertaining to the nature of light"
      ],
      "id": "en-luminal-en-adj-fQ57NN72",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "light",
          "light"
        ]
      ],
      "raw_glosses": [
        "(physics) of or pertaining to the nature of light"
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Physics",
          "orig": "en:Physics",
          "parents": [
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "29 26 45",
          "kind": "other",
          "name": "English terms suffixed with -al",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "10 28 58 4",
          "kind": "topical",
          "langcode": "en",
          "name": "Relativity",
          "orig": "en:Relativity",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "light-speed; having the speed of light (usually in the void)"
      ],
      "id": "en-luminal-en-adj-HWSt1xo6",
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "light-speed",
          "light-speed"
        ],
        [
          "speed",
          "speed"
        ],
        [
          "light",
          "light"
        ]
      ],
      "raw_glosses": [
        "(physics) light-speed; having the speed of light (usually in the void)"
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "synonyms": [
    {
      "_dis1": "0 0 0",
      "topics": [
        "physics",
        "physical-sciences",
        "natural-sciences"
      ],
      "word": "lumic"
    }
  ],
  "word": "luminal"
}

{
  "etymology_number": 2,
  "etymology_text": "From the brand name.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "luminal (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Medicine",
          "orig": "en:Medicine",
          "parents": [
            "Biology",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "18 17 28 38",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "16 15 30 39",
          "kind": "other",
          "name": "English entries with topic categories using raw markup",
          "parents": [
            "Entries with topic categories using raw markup",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The drug phenobarbital."
      ],
      "id": "en-luminal-en-noun-wKuaB9RI",
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "phenobarbital",
          "phenobarbital"
        ]
      ],
      "raw_glosses": [
        "(medicine) The drug phenobarbital."
      ],
      "synonyms": [
        {
          "topics": [
            "medicine",
            "sciences"
          ],
          "word": "sodium thiopental"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    }
  ],
  "word": "luminal"
}

{
  "antonyms": [
    {
      "sense": "antonym(s) of “biology”",
      "word": "basalolateral"
    }
  ],
  "categories": [
    "English adjectives",
    "English entries with incorrect language header",
    "English entries with topic categories using raw markup",
    "English lemmas",
    "English nouns",
    "English terms derived from Latin",
    "English terms suffixed with -al",
    "English uncomparable adjectives",
    "English uncountable nouns",
    "en:Relativity"
  ],
  "derived": [
    {
      "topics": [
        "biology",
        "natural-sciences"
      ],
      "word": "transluminal"
    },
    {
      "topics": [
        "biology",
        "natural-sciences"
      ],
      "word": "interluminal"
    },
    {
      "topics": [
        "physics",
        "physical-sciences",
        "natural-sciences"
      ],
      "word": "subluminal"
    },
    {
      "topics": [
        "physics",
        "physical-sciences",
        "natural-sciences"
      ],
      "word": "superluminal"
    }
  ],
  "etymology_number": 1,
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la:lumina<t:lights>",
        "3": "-al"
      },
      "expansion": "Latin lumina (“lights”) + -al",
      "name": "af"
    }
  ],
  "etymology_text": "Latin lumina (“lights”) + -al.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "luminal (not comparable)",
      "name": "en-adj"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "related": [
    {
      "word": "lumic"
    },
    {
      "word": "luminous"
    }
  ],
  "senses": [
    {
      "categories": [
        "en:Biology"
      ],
      "glosses": [
        "of or pertaining to the lumen"
      ],
      "links": [
        [
          "biology",
          "biology"
        ],
        [
          "lumen",
          "lumen"
        ]
      ],
      "raw_glosses": [
        "(biology) of or pertaining to the lumen"
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "biology",
        "natural-sciences"
      ]
    },
    {
      "categories": [
        "en:Physics"
      ],
      "glosses": [
        "of or pertaining to the nature of light"
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "light",
          "light"
        ]
      ],
      "raw_glosses": [
        "(physics) of or pertaining to the nature of light"
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    },
    {
      "categories": [
        "en:Physics"
      ],
      "glosses": [
        "light-speed; having the speed of light (usually in the void)"
      ],
      "links": [
        [
          "physics",
          "physics"
        ],
        [
          "light-speed",
          "light-speed"
        ],
        [
          "speed",
          "speed"
        ],
        [
          "light",
          "light"
        ]
      ],
      "raw_glosses": [
        "(physics) light-speed; having the speed of light (usually in the void)"
      ],
      "tags": [
        "not-comparable"
      ],
      "topics": [
        "natural-sciences",
        "physical-sciences",
        "physics"
      ]
    }
  ],
  "synonyms": [
    {
      "topics": [
        "physics",
        "physical-sciences",
        "natural-sciences"
      ],
      "word": "lumic"
    }
  ],
  "word": "luminal"
}

{
  "categories": [
    "English entries with incorrect language header",
    "English entries with topic categories using raw markup",
    "English lemmas",
    "English nouns",
    "English uncountable nouns",
    "en:Relativity"
  ],
  "etymology_number": 2,
  "etymology_text": "From the brand name.",
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "luminal (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "en:Medicine"
      ],
      "glosses": [
        "The drug phenobarbital."
      ],
      "links": [
        [
          "medicine",
          "medicine"
        ],
        [
          "phenobarbital",
          "phenobarbital"
        ]
      ],
      "raw_glosses": [
        "(medicine) The drug phenobarbital."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "medicine",
        "sciences"
      ]
    }
  ],
  "synonyms": [
    {
      "topics": [
        "medicine",
        "sciences"
      ],
      "word": "sodium thiopental"
    }
  ],
  "word": "luminal"
}