Colliquation /(?)/

Col·li·qua·tion

Colliquation

n.
  1. A melting together; the act of melting; fusion.
    When sand and ashes are well melted together and suffered to cool, there is generated, by the colliquation, that sort of concretion we call “glass”.
  2. A processive wasting or melting away of the solid parts of the animal system with copious excretions of liquids by one or more passages. (Med.) [Obs.]