adiabatic

/ˌeɪdiəˈbætɪk/
adjective
  1. Relating to a process in which no heat enters or leaves a system.
    • In an adiabatic engine, the gas expands without gaining or losing heat.
    • The adiabatic cooling of rising air causes clouds to form.
    • Scientists study adiabatic conditions to understand how temperature changes under pressure.
Antonyms
What does "adiabatic" mean? | whatsthatwordmean | whatsthatwordmean