Old Testament readings use the Septuagint , the Scripture the apostles quoted. Masoretic numbering shown for reference.Learn why

rarefaction

noun
The act or process of expanding or distending bodies, by separating the parts and rendering the bodies more rare or porous, by which operation they appear under a larger bulk, or require more room, without an accession of new matter; opposed to condensation; as the rarefaction of air.