'Cupel' definitions:
Definition of 'cupel'
From: WordNet
noun
A small porous bowl made of bone ash used in assaying to separate precious metals from e.g. lead [syn: bone-ash cup, cupel, refractory pot]
Definition of 'Cupel'
From: GCIDE
- Cupel \Cu"pel\ (k[=u]"p[e^]l), 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.] [1913 Webster]
- Cupel dust, powder used in purifying metals. [1913 Webster]
Definition of 'Cupel'
From: GCIDE