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 (such as sound waves)

rarefactional

play \-shnəl, -shə-nəl\ adjective

Origin and Etymology 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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