Where does “熱力学” come from?

熱力学 (Japanese) comes from Japanese 力学, from Japanese 力, from Middle Chinese 力 — strength, power.

熱力学 (Japanese): thermodynamics

Definitions

  1. thermodynamics

Ancestry of “熱力学”, step by step

熱力学 traces back through two separate lines of ancestry.

via Japanese 力学

StepLanguageWordMeaning
1Japanese力学mechanics
2Japanese力strength; power; force; force; ability; capacity
3Middle Chinese力strength, power

via Japanese 熱

StepLanguageWordMeaning
1Japanese熱fever; heat
2Middle Chinese熱—
Every word from Middle Chinese 力 →Every word from Japanese 力 →Every word from Japanese 力学 →
熱力学 — Etymology, Origin & Word History | Etymology Explorer