cupellation

noun
cu·pel·la·tion | \ˌkyü-pə-ˈlā-shən, -ˌpe-\

Definition of cupellation 

: refinement (as of gold or silver) in a cupel by exposure to high temperature in a blast of air by which the unwanted metals are oxidized

First Known Use of cupellation

circa 1691, in the meaning defined above

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Dictionary Entries near cupellation

cup custard

cup drill

cupel

cupellation

Cupeño

Cupertino

cup fern

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Time Traveler for cupellation

The first known use of cupellation was circa 1691

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Britannica.com: Encyclopedia article about cupellation

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