isentropic
/ˌaɪsɛnˈtɹɒpɪk/Definitions
1. adjective
Describing a process or system that does not involve heat transfer or change in entropy.
“The isentropic process in this engine design results in increased efficiency.”
2. noun
A process or system that does not involve heat transfer or change in entropy.
“The isentropic expansion of gases in the engine is crucial for optimal performance.”