rarefaction

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

Definition of rarefaction

1 :the action or process of rarefying
2 :the quality or state of being rarefied
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

Recent Examples of rarefaction from the Web

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Origin and Etymology of rarefaction

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


Medical Dictionary

rarefaction

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

medical Definition of rarefaction

1 :the action or process of rarefying
2 :the quality or state of being rarefied; especially :an increase in porosity
  • areas of rarefaction in the bones
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

play \-shnəl, -shən-ᵊl\ adjective


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