"luminance" meaning in All languages combined

See luminance on Wiktionary

Noun [English]

Forms: luminances [plural]
Head templates: {{en-noun|~}} luminance (countable and uncountable, plural luminances)
  1. The quality of being luminous. Tags: countable, uncountable Categories (topical): Light
    Sense id: en-luminance-en-noun-hSz6acYV Disambiguation of Light: 43 32 25 Categories (other): Terms with Portuguese translations Disambiguation of Terms with Portuguese translations: 11 40 49
  2. The amount of light that passes through, is emitted, or is reflected from a particular area, and falls within a given solid angle. Tags: countable, uncountable
    Sense id: en-luminance-en-noun-shuvYuVQ Categories (other): English entries with incorrect language header, Pages with 2 entries, Pages with entries, Terms with Portuguese translations Disambiguation of English entries with incorrect language header: 9 44 47 Disambiguation of Pages with 2 entries: 7 46 47 Disambiguation of Pages with entries: 4 47 48 Disambiguation of Terms with Portuguese translations: 11 40 49
  3. (optics) The luminous flux emitted in a given direction divided by the product of the projected area of the source element perpendicular to the direction and the solid angle containing that direction (i.e. luminous intensity divided by unit area), measured in stilbs or apostilbs. Wikidata QID: Q355386 Tags: countable, uncountable Categories (topical): Optics, Physical quantities Translations (luminous intensity per unit area): осветеност (osvetenost) [feminine] (Bulgarian), luminanssi (Finnish), valotiheys (Finnish), Leuchtdichte [feminine] (German), fénysűrűség (Hungarian), luminância [feminine] (Portuguese)
    Sense id: en-luminance-en-noun-en:Q355386 Disambiguation of Physical quantities: 12 30 58 Categories (other): English entries with incorrect language header, Entries with translation boxes, Pages with 2 entries, Pages with entries, Terms with Bulgarian translations, Terms with Finnish translations, Terms with German translations, Terms with Hungarian translations, Terms with Portuguese translations Disambiguation of English entries with incorrect language header: 9 44 47 Disambiguation of Entries with translation boxes: 5 42 53 Disambiguation of Pages with 2 entries: 7 46 47 Disambiguation of Pages with entries: 4 47 48 Disambiguation of Terms with Bulgarian translations: 11 38 51 Disambiguation of Terms with Finnish translations: 10 40 50 Disambiguation of Terms with German translations: 10 39 50 Disambiguation of Terms with Hungarian translations: 18 34 49 Disambiguation of Terms with Portuguese translations: 11 40 49 Topics: engineering, natural-sciences, optics, physical-sciences, physics Disambiguation of 'luminous intensity per unit area': 17 24 59
The following are not (yet) sense-disambiguated
Synonyms: photometric brightness Related terms: brightness

Noun [French]

Audio: LL-Q150 (fra)-Poslovitch-luminance.wav Forms: luminances [plural]
Head templates: {{fr-noun|f}} luminance f (plural luminances)
  1. luminance Tags: feminine
    Sense id: en-luminance-fr-noun-HQddCWon Categories (other): French entries with incorrect language header, Pages with 2 entries, Pages with entries

Inflected forms

{
  "forms": [
    {
      "form": "luminances",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "luminance (countable and uncountable, plural luminances)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "_dis1": "0 0 0",
      "word": "brightness"
    }
  ],
  "senses": [
    {
      "categories": [
        {
          "_dis": "11 40 49",
          "kind": "other",
          "name": "Terms with Portuguese translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "43 32 25",
          "kind": "topical",
          "langcode": "en",
          "name": "Light",
          "orig": "en:Light",
          "parents": [
            "Energy",
            "Nature",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The quality of being luminous."
      ],
      "id": "en-luminance-en-noun-hSz6acYV",
      "links": [
        [
          "luminous",
          "luminous"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    },
    {
      "categories": [
        {
          "_dis": "9 44 47",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "7 46 47",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "4 47 48",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "11 40 49",
          "kind": "other",
          "name": "Terms with Portuguese translations",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The amount of light that passes through, is emitted, or is reflected from a particular area, and falls within a given solid angle."
      ],
      "id": "en-luminance-en-noun-shuvYuVQ",
      "tags": [
        "countable",
        "uncountable"
      ]
    },
    {
      "categories": [
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Optics",
          "orig": "en:Optics",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        },
        {
          "_dis": "9 44 47",
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w+disamb"
        },
        {
          "_dis": "5 42 53",
          "kind": "other",
          "name": "Entries with translation boxes",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "7 46 47",
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "4 47 48",
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "11 38 51",
          "kind": "other",
          "name": "Terms with Bulgarian translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "10 40 50",
          "kind": "other",
          "name": "Terms with Finnish translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "10 39 50",
          "kind": "other",
          "name": "Terms with German translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "18 34 49",
          "kind": "other",
          "name": "Terms with Hungarian translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "11 40 49",
          "kind": "other",
          "name": "Terms with Portuguese translations",
          "parents": [],
          "source": "w+disamb"
        },
        {
          "_dis": "12 30 58",
          "kind": "topical",
          "langcode": "en",
          "name": "Physical quantities",
          "orig": "en:Physical quantities",
          "parents": [
            "Physics",
            "Sciences",
            "All topics",
            "Fundamental"
          ],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "The luminous flux emitted in a given direction divided by the product of the projected area of the source element perpendicular to the direction and the solid angle containing that direction (i.e. luminous intensity divided by unit area), measured in stilbs or apostilbs."
      ],
      "id": "en-luminance-en-noun-en:Q355386",
      "links": [
        [
          "optics",
          "optics"
        ],
        [
          "luminous flux",
          "luminous flux"
        ],
        [
          "solid angle",
          "solid angle"
        ],
        [
          "luminous intensity",
          "luminous intensity"
        ],
        [
          "stilb",
          "stilb"
        ],
        [
          "apostilb",
          "apostilb"
        ]
      ],
      "raw_glosses": [
        "(optics) The luminous flux emitted in a given direction divided by the product of the projected area of the source element perpendicular to the direction and the solid angle containing that direction (i.e. luminous intensity divided by unit area), measured in stilbs or apostilbs."
      ],
      "senseid": [
        "en:Q355386"
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "optics",
        "physical-sciences",
        "physics"
      ],
      "translations": [
        {
          "_dis1": "17 24 59",
          "code": "bg",
          "lang": "Bulgarian",
          "roman": "osvetenost",
          "sense": "luminous intensity per unit area",
          "tags": [
            "feminine"
          ],
          "word": "осветеност"
        },
        {
          "_dis1": "17 24 59",
          "code": "fi",
          "lang": "Finnish",
          "sense": "luminous intensity per unit area",
          "word": "luminanssi"
        },
        {
          "_dis1": "17 24 59",
          "code": "fi",
          "lang": "Finnish",
          "sense": "luminous intensity per unit area",
          "word": "valotiheys"
        },
        {
          "_dis1": "17 24 59",
          "code": "de",
          "lang": "German",
          "sense": "luminous intensity per unit area",
          "tags": [
            "feminine"
          ],
          "word": "Leuchtdichte"
        },
        {
          "_dis1": "17 24 59",
          "code": "hu",
          "lang": "Hungarian",
          "sense": "luminous intensity per unit area",
          "word": "fénysűrűség"
        },
        {
          "_dis1": "17 24 59",
          "code": "pt",
          "lang": "Portuguese",
          "sense": "luminous intensity per unit area",
          "tags": [
            "feminine"
          ],
          "word": "luminância"
        }
      ],
      "wikidata": [
        "Q355386"
      ]
    }
  ],
  "synonyms": [
    {
      "_dis1": "0 0 0",
      "word": "photometric brightness"
    }
  ],
  "wikipedia": [
    "luminance"
  ],
  "word": "luminance"
}

{
  "forms": [
    {
      "form": "luminances",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "luminance f (plural luminances)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "French entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with 2 entries",
          "parents": [],
          "source": "w"
        },
        {
          "kind": "other",
          "name": "Pages with entries",
          "parents": [],
          "source": "w"
        }
      ],
      "glosses": [
        "luminance"
      ],
      "id": "en-luminance-fr-noun-HQddCWon",
      "links": [
        [
          "luminance",
          "luminance#English"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q150 (fra)-Poslovitch-luminance.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/32/LL-Q150_%28fra%29-Poslovitch-luminance.wav/LL-Q150_%28fra%29-Poslovitch-luminance.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/32/LL-Q150_%28fra%29-Poslovitch-luminance.wav/LL-Q150_%28fra%29-Poslovitch-luminance.wav.ogg"
    }
  ],
  "word": "luminance"
}
{
  "categories": [
    "English countable nouns",
    "English entries with incorrect language header",
    "English lemmas",
    "English nouns",
    "English uncountable nouns",
    "Entries with translation boxes",
    "Pages with 2 entries",
    "Pages with entries",
    "Terms with Bulgarian translations",
    "Terms with Finnish translations",
    "Terms with German translations",
    "Terms with Hungarian translations",
    "Terms with Portuguese translations",
    "en:Light",
    "en:Physical quantities"
  ],
  "forms": [
    {
      "form": "luminances",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "~"
      },
      "expansion": "luminance (countable and uncountable, plural luminances)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "brightness"
    }
  ],
  "senses": [
    {
      "glosses": [
        "The quality of being luminous."
      ],
      "links": [
        [
          "luminous",
          "luminous"
        ]
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    },
    {
      "glosses": [
        "The amount of light that passes through, is emitted, or is reflected from a particular area, and falls within a given solid angle."
      ],
      "tags": [
        "countable",
        "uncountable"
      ]
    },
    {
      "categories": [
        "en:Optics"
      ],
      "glosses": [
        "The luminous flux emitted in a given direction divided by the product of the projected area of the source element perpendicular to the direction and the solid angle containing that direction (i.e. luminous intensity divided by unit area), measured in stilbs or apostilbs."
      ],
      "links": [
        [
          "optics",
          "optics"
        ],
        [
          "luminous flux",
          "luminous flux"
        ],
        [
          "solid angle",
          "solid angle"
        ],
        [
          "luminous intensity",
          "luminous intensity"
        ],
        [
          "stilb",
          "stilb"
        ],
        [
          "apostilb",
          "apostilb"
        ]
      ],
      "raw_glosses": [
        "(optics) The luminous flux emitted in a given direction divided by the product of the projected area of the source element perpendicular to the direction and the solid angle containing that direction (i.e. luminous intensity divided by unit area), measured in stilbs or apostilbs."
      ],
      "senseid": [
        "en:Q355386"
      ],
      "tags": [
        "countable",
        "uncountable"
      ],
      "topics": [
        "engineering",
        "natural-sciences",
        "optics",
        "physical-sciences",
        "physics"
      ],
      "wikidata": [
        "Q355386"
      ]
    }
  ],
  "synonyms": [
    {
      "word": "photometric brightness"
    }
  ],
  "translations": [
    {
      "code": "bg",
      "lang": "Bulgarian",
      "roman": "osvetenost",
      "sense": "luminous intensity per unit area",
      "tags": [
        "feminine"
      ],
      "word": "осветеност"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "luminous intensity per unit area",
      "word": "luminanssi"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "luminous intensity per unit area",
      "word": "valotiheys"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "luminous intensity per unit area",
      "tags": [
        "feminine"
      ],
      "word": "Leuchtdichte"
    },
    {
      "code": "hu",
      "lang": "Hungarian",
      "sense": "luminous intensity per unit area",
      "word": "fénysűrűség"
    },
    {
      "code": "pt",
      "lang": "Portuguese",
      "sense": "luminous intensity per unit area",
      "tags": [
        "feminine"
      ],
      "word": "luminância"
    }
  ],
  "wikipedia": [
    "luminance"
  ],
  "word": "luminance"
}

{
  "forms": [
    {
      "form": "luminances",
      "tags": [
        "plural"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {
        "1": "f"
      },
      "expansion": "luminance f (plural luminances)",
      "name": "fr-noun"
    }
  ],
  "lang": "French",
  "lang_code": "fr",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        "French countable nouns",
        "French entries with incorrect language header",
        "French feminine nouns",
        "French lemmas",
        "French nouns",
        "Pages with 2 entries",
        "Pages with entries"
      ],
      "glosses": [
        "luminance"
      ],
      "links": [
        [
          "luminance",
          "luminance#English"
        ]
      ],
      "tags": [
        "feminine"
      ]
    }
  ],
  "sounds": [
    {
      "audio": "LL-Q150 (fra)-Poslovitch-luminance.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/32/LL-Q150_%28fra%29-Poslovitch-luminance.wav/LL-Q150_%28fra%29-Poslovitch-luminance.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/3/32/LL-Q150_%28fra%29-Poslovitch-luminance.wav/LL-Q150_%28fra%29-Poslovitch-luminance.wav.ogg"
    }
  ],
  "word": "luminance"
}

Download raw JSONL data for luminance meaning in All languages combined (3.7kB)


This page is a part of the kaikki.org machine-readable All languages combined dictionary. This dictionary is based on structured data extracted on 2025-03-23 from the enwiktionary dump dated 2025-03-21 using wiktextract (fef8596 and 633533e). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

If you use this data in academic research, please cite Tatu Ylonen: Wiktextract: Wiktionary as Machine-Readable Structured Data, Proceedings of the 13th Conference on Language Resources and Evaluation (LREC), pp. 1317-1325, Marseille, 20-25 June 2022. Linking to the relevant page(s) under https://kaikki.org would also be greatly appreciated.