Definition of cupel
English to English noun - a small porous bowl made of bone ash used in assaying to separate precious metals from e.g. lead
source: WordNet 3.0 - A shallow porous cup, used in refining precious metals, commonly made of bone ashes (phosphate of lime).
source: Webster 1913 verb - To refine by means of a cupel.
source: Webster 1913
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Nearby Word
cupel, capel, couple, chapel, cupful, cupule, coppel, cupola, capella, capelle, causeful, cue ball, coupable, cebuella, cappella, copal, caple, cape aloe, capful, cavell
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