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rarefaction

play
noun rar·e·fac·tion \ˌrer-ə-ˈfak-shən\

Definition of rarefaction

  1. 1 :  the action or process of rarefying

  2. 2 :  the quality or state of being rarefied

  3. 3 :  a state or region of minimum pressure in a medium traversed by compressional waves (as sound waves)

rarefactional play \-shnəl, -shə-nəl\ adjective


Origin of rarefaction

French or Medieval Latin; French raréfaction, from Medieval Latin rarefaction-, rarefactio, from Latin rarefacere to rarefy


First Known Use: 1572


Medical Dictionary

rarefaction

play
noun rar·e·fac·tion \ˌrar-ə-ˈfak-shən, ˌrer-\

Medical Definition of rarefaction

  1. 1:  the action or process of rarefying

  2. 2:  the quality or state of being rarefied; especially :  an increase in porosity <areas of rarefaction in the bones>

  3. 3:  a state or region of minimum pressure in a medium transversed by compressional waves (as sound waves) <the eardrum vibrates according to the compressions and rarefactions of the sound wave>

rarefactional \-shnəl, -shən-əl\play adjective




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