Source : Webster's Revised Unabridged Dictionary (1913)

Dippel's oil \Dip"pel's oil`\ (Chem.) [From the name of the
   inventor.]
   See {Bone oil}, under {Bone}.



   {Bone earth} (Chem.), the earthy residuum after the
      calcination of bone, consisting chiefly of phosphate of
      calcium.

   {Bone lace}, a lace made of linen thread, so called because
      woven with bobbins of bone.

   {Bone oil}, an oil obtained by, heating bones (as in the
      manufacture of bone black), and remarkable for containing
      the nitrogenous bases, pyridine and quinoline, and their
      derivatives; -- also called {Dippel's oil}.

   {Bone setter}. Same as {Bonesetter}. See in the Vocabulary.
      

   {Bone shark} (Zo["o]l.), the basking shark.

   {Bone spavin}. See under {Spavin}.

   {Bone turquoise}, fossil bone or tooth of a delicate blue
      color, sometimes used as an imitation of true turquoise.
      

   {Bone whale} (Zo["o]l.), a right whale.

   {To be upon the bones of}, to attack. [Obs.]

   {To make no bones}, to make no scruple; not to hesitate.
      [Low]

   {To pick a bone with}, to quarrel with, as dogs quarrel over
      a bone; to settle a disagreement. [Colloq.]

Source : WordNet®

Dippel's oil
     n : dark-colored ill-smelling oil obtained by carbonizing bone;
         used especially in sheep dips and in denaturing alcohol
         [syn: {bone oil}]