Where does “外閉鎖筋” come from?

外閉鎖筋 (Japanese) comes from Japanese 外, from Middle Chinese 外.

外閉鎖筋 (Japanese): an external obturator muscle

Definitions

  1. an external obturator muscle

Ancestry of “外閉鎖筋”, step by step

外閉鎖筋 traces back through 3 separate lines of ancestry.

via Japanese 外

StepLanguageWordMeaning
1Japanese外(the) outside
2Middle Chinese外—

via Japanese 閉鎖

StepLanguageWordMeaning
1Japanese閉鎖closure of a gate etc; closing, closing down,...

via Japanese 筋

StepLanguageWordMeaning
1Japanese筋muscle; tendon; road
Every word from Middle Chinese 外 →Every word from Japanese 外 →
外閉鎖筋 — Etymology, Origin & Word History | Etymology Explorer