Word.ws English Dictionary

ferrugineous

ferrugineous is the alternative spelling of ferruginous.

Meaning of ferruginous

Adjective

ferruginous (comparative more ferruginous, superlative most ferruginous)

  1. Synonym of ferrous, of or related to iron.
    Synonyms:
    ferrous, of or related to iron
  2. Synonym of rusty, of or related to rust, rust-colored.
    • 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 […]1846, Charles Darwin, Geological Observations on South America
    Synonyms:
    rusty, of or related to rust, rust-colored

Forms of ferrugineous

comparativemore ferrugineous
superlativemost ferrugineous

Questions about ferrugineous

What is ferrugineous the alternative spelling of?
Ferrugineous is the alternative spelling of ferruginous.

Words near ferrugineous in the dictionary

  1. Ferruggias
  2. ferruginated
  3. ferrugination
  4. ferruginations
  5. ferrugineol
  6. ferrugineous
  7. ferruginine
  8. ferruginisation
  9. ferruginised
  10. ferruginization
  11. ferruginizations

Source and license

Adapted from Wiktionary: ferrugineous (page history and authors); ferruginous (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “ferrugineous.” Word.ws, https://word.ws/ferrugineous. Based on Wiktionary, CC BY-SA 4.0.