BONE-ASH CUP

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A small porous bowl made of bone ash used in assaying to separate precious metals from e.g. lead

Synonyms:

bone-ash cup; cupel; refractory pot

Classified under:

Nouns denoting man-made objects

Hypernyms ("bone-ash cup" is a kind of...):

vessel (an object used as a container (especially for liquids))

Credits