Where does “路線図” come from?

路線図 (Japanese) comes from Japanese 図, from Middle Chinese 圖.

路線図 (Japanese): route map, especially for buses or trains

Definitions

  1. route map, especially for buses or trains

Ancestry of “路線図”, step by step

路線図 traces back through two separate lines of ancestry.

via Japanese 図

StepLanguageWordMeaning
1Japanese図diagram, figure, illustration
2Middle Chinese圖—

via Japanese 路線

StepLanguageWordMeaning
1Japanese路線a traffic route, a train line; a course which...
Every word from Middle Chinese 圖 →Every word from Japanese 図 →