Bible Dictionaries
Rarefaction

Webster's Dictionary

(n.) The act or process of rarefying; the state of being rarefied; - opposed to condensation; as, the rarefaction of air.

Bibliography Information
Webster, Noah. Entry for 'Rarefaction'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​r/rarefaction.html. 1828.