Separated from the dross or refuse; of metals: purified, refined; of fat: rendered, clarified; of an egg-yolk: separated from the white; of flour…

That has been fined (in various senses of fine, v.3); esp. purified, refined; clarified.

Purified; freed from impurities or extraneous matter. Metallurgy. Of metal: purified or separated from dross, alloy, or other extraneous matter.

Prepared or brought to perfection by heat; digested; ripened, matured; planned, contrived; fabricated.