from The Century Dictionary.

  • noun The most finely divided portion of ground bones, separated from the coarser parts by sifting: used as a fertilizer.


Sorry, no etymologies found.


  • The ease with which bones when ground into a fine state of division putrefy, is evidenced by the fact that bone-flour has to be salted in order to enable it to keep.

    Manures and the principles of manuring


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