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 process of shrinkage and rise of temperature goes on so long as they remain in the state of a perfect gas.
From The New Heavens by George Ellery Hale
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 Andrew Gray
When a perfect gas dilates in a vacuum its entropy increases, and yet the temperature does not change, and the gas has neither been able to give nor receive heat.
From The New Physics and Its Evolution by Lucien Poincaré
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
But steam is not a perfect gas, as is evidenced by the fact that its volume does not increase in a ratio inverse to its pressure.
From Modern Machine-Shop Practice, Volumes I and II by Joshua Rose
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.
