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(k"pl), n.[LL. cupella cup (cf. L. cupella, small cask, dim. of cupa) : cf. F. coupelle. See Cup, and cf. Coblet.] A shallow porous cup, used in refining precious metals, commonly made of bone ashes (phosphate of lime). [Written also coppel.] Cupel dust, powder used in purifying metals. Cupel" (kpl"), v. t.[imp. & p. p.Cupelled (-p?ld"); p. pr. & vb. n.Cupelling.] To refine by means of a cupel. スポンサード リンク
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