from The American Heritage® Dictionary of the English Language, 5th Edition.

  • transitive verb To separate (an ore) into scoria and a precious metal.

from The Century Dictionary.

  • To reduce to scoria, slag, or dross.

from the GNU version of the Collaborative International Dictionary of English.

  • transitive verb (Chem.) To reduce to scoria or slag; specifically, in assaying, to fuse so as to separate the gangue and earthy material, with borax, lead, soda, etc., thus leaving the gold and silver in a lead button; hence, to separate from, or by means of, a slag.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • verb To reduce an ore to scoria.


Sorry, no etymologies found.



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