Sco"ri*fy (?), v. t. [imp. & p. p. Scorified (?); p. pr. & vb. n. Scorifying (?).] [Scoria + -fy: cf. F. scorifier.] Chem.
To reduce to scoria or slag; specifically, in assaying, to fuse so as to separate the gangue and earthy material, with borax, lead, soda, etc., thus leaving the gold and silver in a lead button; hence, to separate from, or by means of, a slag.
© Webster 1913.