Rarefiable(a.) Capable of being rarefied.
Rarefied(imp. & p. p.) of Rarefy
Rarefy(v. i.) To become less dense; to become thin and porous.
Rarefy(v. t.) To make rare, thin, porous, or less dense; to expand or enlarge without adding any new portion of matter to; -- opposed to condense.
Rarefying(p. pr. & vb. n.) of Rarefy

Words within rarefiable