v. t. [ imp. & p. p. Liquefied p. pr. & vb. n. Liquefying ] [ F. liquéfier, L. liquere to be liquid + facere, -ficare (in comp.), to make. See Liquid, and -fy. ] 1. To convert from a solid form to that of a liquid; to melt; to dissolve; and technically, to melt by the sole agency of heat. [ wns=1 ] [ 1913 Webster ]
2. To convert from a gaseous form into a liquid; as, to liquefy natural gas. [ PJC ]