from The American Heritage® Dictionary of the English Language, 4th Edition

  • adj. Containing or yielding iron.

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • adj. Containing iron (as in ferriferous rock).

from the GNU version of the Collaborative International Dictionary of English

  • adj. Producing or yielding iron.

from The Century Dictionary and Cyclopedia

  • Containing iron or ores of iron.


ferri- +‎ -ferous (Wiktionary)


  • - Only ferriferous workplaces (steel and cast materials) are permitted to be machined on the magnetic chuck.

    3. Preparing face and parallel milling

  • The ferriferous varieties are liable to a particular kind of alteration, known as "schillerization," which results in the separation of the iron as very fine films of oxide and hydroxides along the cleavage cracks of the mineral.

    Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria"

  • Rather than a distinct species, it is really a ferriferous variety of enstatite, which owing to partial alteration has acquired a bronze-like sub-metallic lustre on the cleavage surfaces.

    Encyclopaedia Britannica, 11th Edition, Volume 4, Part 3 "Brescia" to "Bulgaria"

  • At times these noises were pierced by the clatter of little hammers, with which the smiths were beating into spear blades the lumps of iron smelted in rude furnaces from ferriferous quartz.


  • The headland rose more than sixty feet above the sea-level, and the azure waters of the Mediterranean, as they softly kissed the strand, were tinged with the reddish hue of the ferriferous rocks that formed its base.

    Off on a Comet


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