( n. )
The act, process, or method, of reducing a gas or vapor to a liquid by means of cold or pressure; as, the liquefaction of oxygen or hydrogen.
( n. )
The act, process, or method, of reducing a gas or vapor to a liquid by means of cold or pressure; as, the liquefaction of oxygen or hydrogen.
Webster's Revised Unabridged English Dictionary. Пересмотренный полный словарь английского языка Webster. 2012