variants or less commonly adiabatic
ˌa-dē-ə-ˈba-tik How to pronounce adiabat (audio)
plural -s
: a curve or line plotted using coordinates selected to represent the pressure and volume or the temperature and entropy of matter during an adiabatic process

Word History


adiabat, back-formation from adiabatic, adjective; adiabatic, from adiabatic, adjective

First Known Use

1872, in the meaning defined above

Time Traveler
The first known use of adiabat was in 1872

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Dictionary Entries Near adiabat

Cite this Entry

“Adiabat.” Dictionary, Merriam-Webster, Accessed 15 Jun. 2024.

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