Meanings of aeriform in English

What is the cause of bodies being either solid, liquid, or aeriform?

All bodies are either solid, liquid, or aeriform.

The same object at one moment may be liquid; at the next moment solid; at the next aeriform.

Almost every known body in nature is susceptible of three several states of existence,-thesolid, the liquid, the aeriform.

On page 214 he describes and figures an apparatus for taking the galvano-electric spark into fluid and aeriform substances.

The water absorbed by the plant evaporating in an aeriform state leaves the saline and other mineral constituents within it.

The solids, liquids, and aeriform fluids of our globe are all, as has been stated, reducible into fifty-five substances hitherto called elementary.

Through this process matter passes over from the aeriform condition into that of numerous separate, characteristically structured solid bodies - the starch grains.

Aeriform explosions at Ascension.