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4 definitions found

From: DICT.TW English-Chinese Dictionary 英漢字典

 cu·pel /kjuˈpɛl, ˈkjupəl/
 骨灰所制的坩鍋,試金用灰皿(vt.)用灰皿提煉

From: Webster's Revised Unabridged Dictionary (1913)

 Cu·pel n.  A shallow porous cup, used in refining precious metals, commonly made of bone ashes (phosphate of lime). [Written also coppel.]
 Cupel dust, powder used in purifying metals.

From: Webster's Revised Unabridged Dictionary (1913)

 Cu·pel v. t. [imp. & p. p. Cupelled p. pr. & vb. n. Cupelling.] To refine by means of a cupel.
 

From: WordNet (r) 2.0

 cupel
      n : small porous bowl made of bone ash used in assaying to
          separate precious metals from e.g. lead [syn: bone-ash
          cup, refractory pot]
      [also: cupelling, cupelled]