Where does “電柱” come from?

電柱 (Japanese) comes from Japanese 電, from Middle Chinese 電.

電柱 (Japanese): telephone pole; telegraph post; utility pole

Definitions

  1. telephone pole; telegraph post; utility pole

Ancestry of “電柱”, step by step

電柱 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japaneselightning
2Middle Chinese

via Japanese

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