Where does “横幅” come from?

横幅 (Japanese) comes from Japanese 幅, from Middle Chinese 幅.

横幅 (Japanese): the horizontal breadth or width

Definitions

  1. the horizontal breadth or width

Ancestry of “横幅”, step by step

横幅 traces back through two separate lines of ancestry.

via Japanese 幅

StepLanguageWordMeaning
1Japanese幅width, breadth; free room; difference
2Middle Chinese幅—

via Japanese 横

StepLanguageWordMeaning
1Japanese横side
2Middle Chinese橫—
Every word from Middle Chinese 幅 →Every word from Japanese 幅 →
横幅 — Etymology, Origin & Word History | Etymology Explorer