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cupel

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cupel


  3  definitions  found 
 
  From  Webster's  Revised  Unabridged  Dictionary  (1913)  [web1913]: 
 
  Cupel  \Cu"pel\  (k[=u]"p[e^]l),  n.  [LL.  cupella  cup  (cf.  L. 
  cupella,  small  cask,  dim.  of  cupa)  :  cf  F.  coupelle  See 
  {Cup},  and  cf  {Coblet}.] 
  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)  [web1913]: 
 
  Cupel  \Cu*pel"\  (k[-u]*p[e^]l"),  v.  t.  [imp.  &  p.  p.  {Cupelled} 
  (-p?ld");  p.  pr  &  vb  n.  {Cupelling}.] 
  To  refine  by  means  of  a  cupel. 
 
  From  WordNet  r  1.6  [wn]: 
 
  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}] 




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