liquefaction

noun

process which either generates a liquid from a solid or a gas, or generates a non-liquid phase which behaves in accordance with fluid dynamics
transform, by means of some mechanical process, into a liquid

Etymology: From Middle English liquefaction, from Middle French liquefaction (modern French liquéfaction), from Medieval Latin liquefactiō.

The process of being, or state of having been, made liquid (from either a solid or a gas).
“Whenas in silks my Julia goes, / Then, then (methinks) how sweetly flows / That liquefaction of her clothes.”
The liquid or semiliquid that results from this process.
“Where we might usually have applied dressings and put bandages on, many people weren't able to keep dressings on their cats clean and dry because houses and gardens were full of liquefaction.”
“The student army carried on shovelling liquefaction and the women in the homes nearby fed them without a thought.”