"ferruginous" meaning in English

See ferruginous in All languages combined, or Wiktionary

Adjective

IPA: /fəˈɹudʒənəs/ [US] Audio: LL-Q1860 (eng)-Vealhurl-ferruginous.wav Forms: more ferruginous [comparative], most ferruginous [superlative]
Etymology: Borrowed from Latin ferrūgineus, from ferrūgo (“rust”). Etymology templates: {{bor|en|la|ferrūgineus}} Latin ferrūgineus Head templates: {{en-adj}} ferruginous (comparative more ferruginous, superlative most ferruginous)
  1. Containing iron. Translations (containing iron): ferruginós (Catalan), rautapitoinen (Finnish), ferrugineux (French), żelazisty (Polish)
    Sense id: en-ferruginous-en-adj-UacSyhB1 Categories (other): Iron Disambiguation of Iron: 66 9 25 Disambiguation of 'containing iron': 94 1 5
  2. Rusty.
    Sense id: en-ferruginous-en-adj-W5I8S3x7 Categories (other): English entries with incorrect language header, Entries with translation boxes, Pages with 1 entry, Pages with entries, Terms with Bulgarian translations, Terms with Catalan translations, Terms with Finnish translations, Terms with French translations, Terms with Latin translations, Terms with Polish translations, Reds Disambiguation of English entries with incorrect language header: 5 66 28 Disambiguation of Entries with translation boxes: 11 67 23 Disambiguation of Pages with 1 entry: 5 78 18 Disambiguation of Pages with entries: 4 82 14 Disambiguation of Terms with Bulgarian translations: 9 61 29 Disambiguation of Terms with Catalan translations: 8 62 30 Disambiguation of Terms with Finnish translations: 10 67 23 Disambiguation of Terms with French translations: 9 62 29 Disambiguation of Terms with Latin translations: 7 72 21 Disambiguation of Terms with Polish translations: 12 61 26 Disambiguation of Reds: 7 78 15
  3. Rust-colored. Translations (rust colored): ръждивокафяв (rǎždivokafjav) (Bulgarian), ruosteenpunainen (Finnish), ferrugineus (Latin)
    Sense id: en-ferruginous-en-adj-hNNZUqWh Disambiguation of 'rust colored': 3 6 91
The following are not (yet) sense-disambiguated
Derived forms: ferruginous duck, ferruginous hawk, nonferruginous, rufoferruginous

Alternative forms

{
  "derived": [
    {
      "_dis1": "0 0 0",
      "word": "ferruginous duck"
    },
    {
      "_dis1": "0 0 0",
      "word": "ferruginous hawk"
    },
    {
      "_dis1": "0 0 0",
      "word": "nonferruginous"
    },
    {
      "_dis1": "0 0 0",
      "word": "rufoferruginous"
    }
  ],
  "etymology_templates": [
    {
      "args": {
        "1": "en",
        "2": "la",
        "3": "ferrūgineus"
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      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from Latin ferrūgineus, from ferrūgo (“rust”).",
  "forms": [
    {
      "form": "more ferruginous",
      "tags": [
        "comparative"
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    },
    {
      "form": "most ferruginous",
      "tags": [
        "superlative"
      ]
    }
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  "pos": "adj",
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    {
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          "_dis": "66 9 25",
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          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Containing iron."
      ],
      "id": "en-ferruginous-en-adj-UacSyhB1",
      "links": [
        [
          "iron",
          "iron"
        ]
      ],
      "translations": [
        {
          "_dis1": "94 1 5",
          "code": "ca",
          "lang": "Catalan",
          "lang_code": "ca",
          "sense": "containing iron",
          "word": "ferruginós"
        },
        {
          "_dis1": "94 1 5",
          "code": "fi",
          "lang": "Finnish",
          "lang_code": "fi",
          "sense": "containing iron",
          "word": "rautapitoinen"
        },
        {
          "_dis1": "94 1 5",
          "code": "fr",
          "lang": "French",
          "lang_code": "fr",
          "sense": "containing iron",
          "word": "ferrugineux"
        },
        {
          "_dis1": "94 1 5",
          "code": "pl",
          "lang": "Polish",
          "lang_code": "pl",
          "sense": "containing iron",
          "word": "żelazisty"
        }
      ]
    },
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          "_dis": "9 62 29",
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          "_dis": "7 72 21",
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          "_dis": "12 61 26",
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          "_dis": "7 78 15",
          "kind": "other",
          "langcode": "en",
          "name": "Reds",
          "orig": "en:Reds",
          "parents": [],
          "source": "w+disamb"
        }
      ],
      "glosses": [
        "Rusty."
      ],
      "id": "en-ferruginous-en-adj-W5I8S3x7",
      "links": [
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          "Rusty",
          "rusty"
        ]
      ]
    },
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          "bold_text_offsets": [
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              46,
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            ]
          ],
          "ref": "1846, Charles Darwin, Geological Observations on South America:",
          "text": "A few miles north of Coquimbo, I met with the ferruginous, balaniferous mass (E) with many silicified bones; I was informed that these silicified bones occur also at Tonguay, south of Coquimbo […]",
          "type": "quotation"
        }
      ],
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        "Rust-colored."
      ],
      "id": "en-ferruginous-en-adj-hNNZUqWh",
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          "Rust",
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      "translations": [
        {
          "_dis1": "3 6 91",
          "code": "bg",
          "lang": "Bulgarian",
          "lang_code": "bg",
          "roman": "rǎždivokafjav",
          "sense": "rust colored",
          "word": "ръждивокафяв"
        },
        {
          "_dis1": "3 6 91",
          "code": "fi",
          "lang": "Finnish",
          "lang_code": "fi",
          "sense": "rust colored",
          "word": "ruosteenpunainen"
        },
        {
          "_dis1": "3 6 91",
          "code": "la",
          "lang": "Latin",
          "lang_code": "la",
          "sense": "rust colored",
          "word": "ferrugineus"
        }
      ]
    }
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      "ipa": "/fəˈɹudʒənəs/",
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        "US"
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    },
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    }
  ],
  "word": "ferruginous"
}
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  "derived": [
    {
      "word": "ferruginous duck"
    },
    {
      "word": "ferruginous hawk"
    },
    {
      "word": "nonferruginous"
    },
    {
      "word": "rufoferruginous"
    }
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        "2": "la",
        "3": "ferrūgineus"
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      "name": "bor"
    }
  ],
  "etymology_text": "Borrowed from Latin ferrūgineus, from ferrūgo (“rust”).",
  "forms": [
    {
      "form": "more ferruginous",
      "tags": [
        "comparative"
      ]
    },
    {
      "form": "most ferruginous",
      "tags": [
        "superlative"
      ]
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  "lang_code": "en",
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  "senses": [
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      "glosses": [
        "Containing iron."
      ],
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          "iron",
          "iron"
        ]
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        "Rusty."
      ],
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        [
          "Rusty",
          "rusty"
        ]
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          "bold_text_offsets": [
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        }
      ],
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        "Rust-colored."
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  "translations": [
    {
      "code": "ca",
      "lang": "Catalan",
      "lang_code": "ca",
      "sense": "containing iron",
      "word": "ferruginós"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "lang_code": "fi",
      "sense": "containing iron",
      "word": "rautapitoinen"
    },
    {
      "code": "fr",
      "lang": "French",
      "lang_code": "fr",
      "sense": "containing iron",
      "word": "ferrugineux"
    },
    {
      "code": "pl",
      "lang": "Polish",
      "lang_code": "pl",
      "sense": "containing iron",
      "word": "żelazisty"
    },
    {
      "code": "bg",
      "lang": "Bulgarian",
      "lang_code": "bg",
      "roman": "rǎždivokafjav",
      "sense": "rust colored",
      "word": "ръждивокафяв"
    },
    {
      "code": "fi",
      "lang": "Finnish",
      "lang_code": "fi",
      "sense": "rust colored",
      "word": "ruosteenpunainen"
    },
    {
      "code": "la",
      "lang": "Latin",
      "lang_code": "la",
      "sense": "rust colored",
      "word": "ferrugineus"
    }
  ],
  "word": "ferruginous"
}

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This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2026-02-11 from the enwiktionary dump dated 2026-02-01 using wiktextract (f492ef9 and 59dc20b). 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.