Webster's Revised Unabridged Dictionary · 1913

Liquation

Liquation (li*kwā"shun) , noun

[Latin liquatio: compare French liquation.]

1.
The act or operation of making or becoming liquid; also, the capacity of becoming liquid.
2.
(Metallurgy) The process of separating, by heat, an easily fusible metal from one less fusible; eliquation.