perfect gas
Americannoun
noun
Etymology
Origin of perfect gas
First recorded in 1840–50
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
The analogy with a perfect gas naturally becomes much greater as the solution becomes more diluted.
From The New Physics and Its Evolution by Poincaré, Lucien
Assuming the working fluid to be a perfect gas with the same properties as air, we should have γ = 1.41.
From Encyclopaedia Britannica, 11th Edition, Volume 13, Slice 2 "Hearing" to "Helmond" by Various
Thomson's scale enables a perfect gas to be defined, and the deviations of the properties of ordinary gases from those of such a gas to be observed and measured.
From Lord Kelvin An account of his scientific life and work by Gray, Andrew
The air thermometer agrees most nearly with that of the ideally perfect gas thermometer, while the mercurial thermometer differs very much from it in some cases.
From Scientific American Supplement, No. 647, May 26, 1888 by Various
The relation between the temperature, pressure, and weight of steam is not quite proportional to the volume, because steam is not a perfect gas, and does not, therefore, strictly follow Mariotte’s law.
From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
