断だん熱ねつ近きん似じ

noun

adiabatic approximation

Technical term in physics for an approximation that treats a process as adiabatic (no heat exchange).

• 断だん熱ねつ近きん似じを用もちいて分ぶん子しの振しん動どうを計けい算さんする。

  Calculate molecular vibrations using the adiabatic approximation.