Where does “北回帰線” come from?

北回帰線 (Japanese) comes from Japanese 北, from Chinese Mandarin 北.

北回帰線 (Japanese): the Tropic of Cancer

Definitions

  1. the Tropic of Cancer

Ancestry of “北回帰線”, step by step

北回帰線 traces back through two separate lines of ancestry.

via Japanese 北

StepLanguageWordMeaning
1Japanese北north; the North; a northerly, north wind
2Chinese Mandarin北—

via Japanese 回帰線

StepLanguageWordMeaning
1Japanese回帰線a tropic
2Japanese線line; level; beam
Every word from Chinese Mandarin 北 →Every word from Japanese 北 →