"lightfast" meaning in English

{
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "light",
        "3": "fast"
      },
      "expansion": "light + fast",
      "name": "com"
    },
    {
      "args": {
        "1": "is",
        "2": "litfast",
        "t": "colourfast"
      },
      "expansion": "Icelandic litfast (“colourfast”)",
      "name": "ncog"
    }
  ],
  "etymology_text": "light + fast. Compare Icelandic litfast (“colourfast”).",
  "forms": [
    {
      "form": "more lightfast",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most lightfast",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "lightfast (comparative more lightfast, superlative most lightfast)",
      "name": "en-adj"
    }
  ],
  "hyphenation": [
    "light‧fast"
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
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          "source": "w"
        }
      ],
      "derived": [
        {
          "word": "lightfastness"
        }
      ],
      "examples": [
        {
          "text": "Verdigris is lightfast in oil paint, as numerous examples of fifteenth-century paintings show.",
          "type": "example"
        },
        {
          "ref": "2004, Peter K. Burian, Masteringdigital Photography and Imaging, page 75",
          "text": "Some ink-and-paper combinations are more lightfast than others, and the resulting prints are more fade-resistant.",
          "type": "quotation"
        },
        {
          "ref": "2009, Anthony Covington, Tony Covington, Tanning Chemistry: The Science of Leather, page 286",
          "text": "Tara, a gallotannin, is often quoted as being the most lightfast vegetable tannin and makes very pale coloured leather.",
          "type": "quotation"
        },
        {
          "ref": "2010, Sherry Stone Clifton, Anita Marie Giddings, Pastels For Dummies, unnumbered page",
          "text": "The blue, or cyan, is the most lightfast ink used in the printing process, so it lasts the longest. That blue, incidentally, is the phthalocyanine blue pigment.\nYou can easily test to determine whether any material is lightfast.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Resistant to fading."
      ],
      "hypernyms": [
        {
          "word": "sunfast"
        }
      ],
      "id": "en-lightfast-en-adj-sGaKv4rz",
      "links": [
        [
          "fading",
          "fade"
        ]
      ],
      "synonyms": [
        {
          "sense": "resistant to fading",
          "word": "nonfading"
        },
        {
          "sense": "resistant to fading",
          "word": "unfadeable"
        },
        {
          "sense": "resistant to fading",
          "word": "colorfast"
        }
      ],
      "translations": [
        {
          "code": "fi",
          "lang": "Finnish",
          "sense": "resistant to fading",
          "word": "valonkestävä"
        },
        {
          "code": "de",
          "lang": "German",
          "sense": "resistant to fading",
          "word": "lichtecht"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "svetostojkij",
          "sense": "resistant to fading",
          "word": "светостойкий"
        },
        {
          "code": "ru",
          "lang": "Russian",
          "roman": "svetopročnyj",
          "sense": "resistant to fading",
          "word": "светопрочный"
        },
        {
          "code": "es",
          "lang": "Spanish",
          "sense": "resistant to fading",
          "word": "no desteñible"
        },
        {
          "code": "uk",
          "lang": "Ukrainian",
          "roman": "svitlostijkýj",
          "sense": "resistant to fading",
          "word": "світлостійки́й"
        },
        {
          "code": "vi",
          "lang": "Vietnamese",
          "sense": "resistant to fading",
          "word": "bền"
        }
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈlaɪtfæst/",
      "tags": [
        "US"
      ]
    },
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-lightfast.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/1/1d/LL-Q1860_%28eng%29-Vealhurl-lightfast.wav/LL-Q1860_%28eng%29-Vealhurl-lightfast.wav.mp3",
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      "tags": [
        "Southern-England"
      ],
      "text": "Audio (Southern England)"
    }
  ],
  "word": "lightfast"
}

{
  "derived": [
    {
      "word": "lightfastness"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "light",
        "3": "fast"
      },
      "expansion": "light + fast",
      "name": "com"
    },
    {
      "args": {
        "1": "is",
        "2": "litfast",
        "t": "colourfast"
      },
      "expansion": "Icelandic litfast (“colourfast”)",
      "name": "ncog"
    }
  ],
  "etymology_text": "light + fast. Compare Icelandic litfast (“colourfast”).",
  "forms": [
    {
      "form": "more lightfast",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most lightfast",
      "tags": [
        "superlative"
      ]
    }
  ],
  "head_templates": [
    {
      "args": {},
      "expansion": "lightfast (comparative more lightfast, superlative most lightfast)",
      "name": "en-adj"
    }
  ],
  "hypernyms": [
    {
      "word": "sunfast"
    }
  ],
  "hyphenation": [
    "light‧fast"
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "adj",
  "senses": [
    {
      "categories": [
        "English 2-syllable words",
        "English adjectives",
        "English compound terms",
        "English entries with incorrect language header",
        "English lemmas",
        "English terms with IPA pronunciation",
        "English terms with audio links",
        "English terms with quotations",
        "English terms with usage examples"
      ],
      "examples": [
        {
          "text": "Verdigris is lightfast in oil paint, as numerous examples of fifteenth-century paintings show.",
          "type": "example"
        },
        {
          "ref": "2004, Peter K. Burian, Masteringdigital Photography and Imaging, page 75",
          "text": "Some ink-and-paper combinations are more lightfast than others, and the resulting prints are more fade-resistant.",
          "type": "quotation"
        },
        {
          "ref": "2009, Anthony Covington, Tony Covington, Tanning Chemistry: The Science of Leather, page 286",
          "text": "Tara, a gallotannin, is often quoted as being the most lightfast vegetable tannin and makes very pale coloured leather.",
          "type": "quotation"
        },
        {
          "ref": "2010, Sherry Stone Clifton, Anita Marie Giddings, Pastels For Dummies, unnumbered page",
          "text": "The blue, or cyan, is the most lightfast ink used in the printing process, so it lasts the longest. That blue, incidentally, is the phthalocyanine blue pigment.\nYou can easily test to determine whether any material is lightfast.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Resistant to fading."
      ],
      "links": [
        [
          "fading",
          "fade"
        ]
      ]
    }
  ],
  "sounds": [
    {
      "ipa": "/ˈlaɪtfæst/",
      "tags": [
        "US"
      ]
    },
    {
      "audio": "LL-Q1860 (eng)-Vealhurl-lightfast.wav",
      "mp3_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/1/1d/LL-Q1860_%28eng%29-Vealhurl-lightfast.wav/LL-Q1860_%28eng%29-Vealhurl-lightfast.wav.mp3",
      "ogg_url": "https://upload.wikimedia.org/wikipedia/commons/transcoded/1/1d/LL-Q1860_%28eng%29-Vealhurl-lightfast.wav/LL-Q1860_%28eng%29-Vealhurl-lightfast.wav.ogg",
      "tags": [
        "Southern-England"
      ],
      "text": "Audio (Southern England)"
    }
  ],
  "synonyms": [
    {
      "sense": "resistant to fading",
      "word": "nonfading"
    },
    {
      "sense": "resistant to fading",
      "word": "unfadeable"
    },
    {
      "sense": "resistant to fading",
      "word": "colorfast"
    }
  ],
  "translations": [
    {
      "code": "fi",
      "lang": "Finnish",
      "sense": "resistant to fading",
      "word": "valonkestävä"
    },
    {
      "code": "de",
      "lang": "German",
      "sense": "resistant to fading",
      "word": "lichtecht"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "svetostojkij",
      "sense": "resistant to fading",
      "word": "светостойкий"
    },
    {
      "code": "ru",
      "lang": "Russian",
      "roman": "svetopročnyj",
      "sense": "resistant to fading",
      "word": "светопрочный"
    },
    {
      "code": "es",
      "lang": "Spanish",
      "sense": "resistant to fading",
      "word": "no desteñible"
    },
    {
      "code": "uk",
      "lang": "Ukrainian",
      "roman": "svitlostijkýj",
      "sense": "resistant to fading",
      "word": "світлостійки́й"
    },
    {
      "code": "vi",
      "lang": "Vietnamese",
      "sense": "resistant to fading",
      "word": "bền"
    }
  ],
  "word": "lightfast"
}