The conversion of a solid or a gas into a liquid

WordNet Word definitions in WordNet
n. the conversion of a solid or a gas into a liquid

Wiktionary Word definitions in Wiktionary
n. Process of, or state of having been, made liquid.

Longman Dictionary of Contemporary English Word definitions in Longman Dictionary of Contemporary English
noun EXAMPLES FROM CORPUS ▪ That in turn requires extraction and electrolysis of 450 tons of water and liquefaction of the resulting 50 tons of hydrogen. ▪ The country's political isolation and lack of indigenous oil has made coal liquefaction a major technology. ...

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
late 15c., from French liquéfaction , from Late Latin liquefactionem (nominative liquefactio ), noun of action from past participle stem of liquefacere "to make liquid, melt" (see liquefy ).

Wikipedia Word definitions in Wikipedia
Liquefaction is a term used in materials sciences to refer to any 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 . Liquefaction occurs both as part of natural ...

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Liquefaction \Liq`ue*fac"tion\ (l[i^]k`w[-e]*f[a^]k"sh[u^]n), n. The act or operation of making or becoming liquid; especially, the conversion of a solid into a liquid by the sole agency of heat. The state of being liquid. (Chem. Physics) The act, process, ...