cupellation

noun
cu·​pel·​la·​tion | \ ˌkyü-pə-ˈlā-shən How to pronounce cupellation (audio) , -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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The first known use of cupellation was circa 1691

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Cite this Entry

“Cupellation.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cupellation. Accessed 24 Nov. 2020.

More from Merriam-Webster on cupellation

Britannica.com: Encyclopedia article about cupellation

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