Where does “一院制” come from?

一院制 (Japanese) comes from Japanese 制, from Middle Chinese 制.

一院制 (Japanese): unicameralism

Definitions

  1. unicameralism

Ancestry of “一院制”, step by step

一院制 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesesystem
2Middle Chinese

via Japanese 一院

StepLanguageWordMeaning
1Japanese一院
Every word from Middle Chinese Every word from Japanese