rarefaction en · NOUN
Etymology
From Middle French raréfaction. By surface analysis, rarefy + -faction.
Meanings
-
(countable, uncountable) A reduction in the density of a material, especially that of a fluid.
[T]his ſeal'd vial, being broken under water, ſuck'd in a conſiderable quantity of it, whether, becauſe of ſome little rarefaction of the Air included in the ſealing, or becauſe of the infrigidation of that Air by the ſnow, or for both theſe Reaſons, or any other, I ſhall not Now diſpute.
1663, Robert Boyle, “Title I. Experiments Touching Bodies Capable of Freezing Others.”, in New Experiments and Observations Touching Cold, or, An Experimental History of Cold, Begun. […], London: […] Richard Davis, […], published 1683, →OCLC, paragraph 21, page 52:..; but be particular to keep a firm hold over the cork of the bottle, or else the rarefaction will blow the cork out with the force of a shot: and an accident might acrue from fire.
1847, editorial staff, “White Hard Spirit of Wine Varnish”, in Scientific American, series 1, Volume 3, Issue 9, page 72:
Forms
| Spelling | Features | Labels | Source |
|---|---|---|---|
| rarefactions | Number=Plur | lexicographic |
Antonyms
Deriveds
Relateds
Translations (20)
pt rarefação (reduction in the density of a material) · fi ohentaminen (reduction in the density of a material) · cmn 稀疏 (reduction in the density of a material) · cmn 疏鬆 /疏松 (reduction in the density of a material) · pl rozcieńczenie (reduction in the density of a material) · fi harventuminen (reduction in the density of a material) · ca enrariment (reduction in the density of a material) · bn তনুকরণ (reduction in the density of a material) · tr seyrekleşme (reduction in the density of a material) · mk проретчување (reduction in the density of a material) · tr seyrelme (reduction in the density of a material) · bg разреждане (reduction in the density of a material) · pl rozrzedzenie (reduction in the density of a material) · ca rarefacció (reduction in the density of a material) · es rarefacción (reduction in the density of a material) · fi harventaminen (reduction in the density of a material) · es enrarecimiento (reduction in the density of a material) · bn তনুভবন (reduction in the density of a material) · fi ohentuminen (reduction in the density of a material) · ru разреже́ние (reduction in the density of a material)