rarefaction
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rarefaction [¦rer·ə¦fak·shən]

(acoustics)

The instantaneous, local reduction in density of a gas resulting from passage of a sound wave, or the region in which the density is reduced at some instant. Also known as rarefraction.

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No references found			The compressions heated the gas while the rarefactions stretched and cooled it. Planck by Planck: mapping the earliest moments of time by Cowen, Ron / Science News Sound is propagated as compressions and rarefactions of the medium through which it is travelling, spreading out spherically in three dimensions, from the point of origin," I said, trying to give the impression I had grasped every syllable, and was now fully conversant with the theory of ultrasonics. country matters by Daily Post (Liverpool, England)			raptor raptorial rapture of the deep Rapunzel Rara rare rare earth rare earth metal rare earths rare gas Rare Metal rare mode rare set rare-earth alloy rare-earth chelate laser Rare-Earth Element rare-earth garnet rare-earth magnet rare-earth metals rare-earth mineral rare-earth salts rare-earth-doped fiber amplifier Rare-Metals Industry, Institute of the rarefaction rarefaction wave rarefactions rarefied rarefied gas Rarefied gas flow rarefraction RAREP Rarita-Schwinger equation Raritan Rarotonga RARP Rarytkin RAS Ras Addar Ras al-Khaimah Ras al-Tannurah Ras at Tib Ras Dashen Ras protein Ras Shamra Rasa Rasa Leela Festival Rasanen, Arvo Martti Oktavianus Räsänen, Arvo Martti Oktavianus Rasar State Park raschel knitting Raschig process			Rare-Earth Metal Rare-Earth Metal Hydride Rare-earth metals Rare-earth mineral Rare-earth minerals rare-earth salts rare-earth screen rare-earth screen rare-earth screen rare-earth screen rare-earth screen rare-earth-doped fiber amplifier Rare-Metals Industry, Institute of the rare-roasted rarebit rarebits Rarebyte RAREC Raredos Raredos raree show raree-show raree-shows RAREF rarefaction rarefaction rarefaction rarefaction wave rarefaction, bone Rarefaction-Condensation Differential Potential rarefactions rarefactive rarefactive rarefactive rarefiable rarefication rarefications rarefied rarefied rarefied rarefied gas Rarefied gas flow Rarefied-Flow Aerodynamics Measurement Experiment rarefies Rarefraction Rarefraction Rarefraction rarefy rarefy rarefying rarefying osteitis rarefying osteitis rarefying osteitis rarely Rarely Asked Questions Rarely Purchased Management System Rarely Used Environment Transformation rareness rareness rareness rareness

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rarefaction (redirected from rarefactions)

rarefaction
(redirected from rarefactions)