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Rarefaction - Dictionary Definition and Overview |
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Rarefaction : (noun)
1: a decrease in the density of something; "a sound wave causes
periodic rarefactions in its medium"
Based on WordNet 2.0
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Rarefaction : \Rar`e*fac"tion\, n. [Cf. F. rar['e]faction. See
Rarefy.]
The act or process of rarefying; the state of being rarefied;
-- opposed to condensation; as, the rarefaction of air.
Based on WordNet (r) 2.0 (August 2003)
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