El`i*qua"tion (?), n. [L.
eliquatio, fr. eliquare to clarify, strain; e +
liquare to make liquid, melt.] (Metallurgy) The
process of separating a fusible substance from one less fusible, by
means of a degree of heat sufficient to melt the one and not the
other, as an alloy of copper and lead; liquation.
Ure.