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cupel

noun
cu·​pel | \kyü-ˈpel, ˈkyü-pəl \

Definition of cupel 

(Entry 1 of 2)

: a small shallow porous cup especially of bone ash used in assaying to separate precious metals from lead

cupel

verb
cupelled or cupeled; cupelling or cupeling

Definition of cupel (Entry 2 of 2)

transitive verb

: to refine by means of a cupel

Other Words from cupel

Verb

cupeller noun

First Known Use of cupel

Noun

1605, in the meaning defined above

Verb

1644, in the meaning defined above

History and Etymology for cupel

Noun

French coupelle, diminutive of coupe cup, from Late Latin cuppa

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The first known use of cupel was in 1605

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