isothermal
Americanadjective
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(of a process or change) taking place at constant temperature
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of or relating to an isotherm
noun
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Relating to or indicating equal or constant temperatures.
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Relating to a process, usually changes of pressure and volume, occurring at a constant temperature and following Boyle's Law.
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Relating to an isotherm.
Other Word Forms
Etymology
Origin of isothermal
1820–30; < French isotherme isothermal (< Greek iso- iso- + thérmē heat) + -al 1
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.
"Knowledge of Bernoulli's law, the ideal gas law, and isothermal expansion are the three ingredients we baked into a model to explore how this device worked," Lipscombe said.
From Science Daily • Jan. 23, 2024
"But when it's in that isothermal layer... between the surface and 180 metres... the sound behaves really quite straight."
From BBC • Jun. 21, 2023
We ordinarily say that ΔU = 0 for an isothermal process.
From Textbooks • Aug. 12, 2015
It is unlikely that a process can be isothermal unless it is a very slow process.
From Textbooks • Aug. 12, 2015
Although not the only cause, it has very much to do with the remarkable elevation of the isothermal lines over the Northern Atlantic, and upon Western Europe, as seen upon the map.
From The Philosophy of the Weather And a Guide to Its Changes by Butler, Thomas Belden
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.
