rarefaction

noun
rar·​e·​fac·​tion | \ ˌrer-ə-ˈfak-shən How to pronounce rarefaction (audio) \

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)

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Other Words from rarefaction

rarefactional \ ˌrer-​ə-​ˈfak-​shnəl How to pronounce rarefactional (audio) , -​shə-​nᵊl \ adjective

Examples of rarefaction in a Sentence

Recent Examples on the Web

For rarity, for sheer automotive rarefaction, the flagship of BMW’s 2 billion-euro i Division makes those cars look like link sausage. Dan Neil, WSJ, "The Avant-Garde BMW i8: Bavaria’s Answer to Tesla," 31 Aug. 2017 Here is art that turns confectionery into both rarefaction and panache. Alastair Macaulay, New York Times, "On the Frivolities of Ballet, the Contradictory Art," 19 May 2017

First Known Use of rarefaction

1572, in the meaning defined at sense 1

History and Etymology for rarefaction

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

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More Definitions for rarefaction

rarefaction

noun
rar·​e·​fac·​tion | \ ˌrar-ə-ˈfak-shən, ˌrer- How to pronounce rarefaction (audio) \

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

Other Words from rarefaction

rarefactional \ -​shnəl, -​shən-​ᵊl How to pronounce rarefactional (audio) \ adjective