Where does “宇宙物理学” come from?

宇宙物理学 (Japanese) comes from Japanese 物理学, from Japanese 学, from Middle Chinese 學.

Ancestry of “宇宙物理学”, step by step

宇宙物理学 traces back through two separate lines of ancestry.

via Japanese 物理学

StepLanguageWordMeaning
1Japanese物理学physics
2Japanese学scholarship; learning; knowledge; -ology; -ics;...
3Middle Chinese學—

via Japanese 宇宙

StepLanguageWordMeaning
1Japanese宇宙the universe; outer space
Every word from Middle Chinese 學 →Every word from Japanese 学 →Every word from Japanese 物理学 →