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单词 cupel
释义

WordReference Random House Unabridged Dictionary of American English © 2024
cu•pel  (kyo̅o̅pəl, kyo̅o̅ pel),USA pronunciation n., v., -peled, -pel•ing or (esp. Brit.) -pelled, -pel•ling. 
n. 
  1. Metallurgya small, cuplike, porous container, usually made of bone ash, used in assaying, as for separating gold and silver from lead.
  2. Metallurgya receptacle or furnace bottom in which silver is refined.

v.t. 
  1. Metallurgyto heat or refine in a cupel.
  • Medieval Latin cūpella, equivalent. to Latin cūp(a) tub + -ella diminutive suffix
  • 1595–1605;
cu•pel•er  (kyo̅o̅pə lər),USA pronunciation cu•pel•ler  (kyo̅o̅ pelər),USA pronunciation n.  cu′pel•lation, n. 

Collins Concise English Dictionary © HarperCollins Publishers::
cupel /ˈkjuːpəl; kjʊˈpɛl/ n
  1. a refractory pot in which gold or silver is refined
  2. a small porous bowl made of bone ash in which gold and silver are recovered from a lead button during assaying
vb ( -pels, -pelling, -pelled) ( US -pels, -peling, -peled)
  1. (transitive) to refine (gold or silver) by means of cupellation
Etymology: 17th Century: from French coupelle, diminutive of coupe cup
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