rarefaction

名词 n.
中文释义

英文释义

名词 n.
  1. A reduction in the density of a material, especially that of a fluid. countable,uncountable
    — [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.

词形变化

rarefactions plural

词汇关系

反义词
compression

词源

From Middle French raréfaction. By surface analysis, rarefy + -faction.
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