Again, the state of aggregation of bodies is altered by heat, solid bodies rendered liquid, and both solid and liquid bodies being rendered aeriform : here likewise internal forces, and in general external forces also, have to be overcome .
परिभाषा
characterized by lightness and insubstantiality; as impalpable or intangible as air; "figures light and aeriform come unlooked for and melt away"- Thomas Carlyle; "aerial fancies"; "an airy apparition"; "physical rather than ethereal forms" पर्याय: aerial, airy, aery, ethereal,
resembling air or having the form of air पर्याय: airlike,