Where does “大気圏” come from?

大気圏 (Japanese) comes from Japanese 圏, from Japanese 太陽, from Middle Chinese 太陽.

大気圏 (Japanese): an atmosphere

Definitions

  1. an atmosphere

Ancestry of “大気圏”, step by step

大気圏 traces back through two separate lines of ancestry.

via Japanese 圏

StepLanguageWordMeaning
1Japanese圏a bounded area, a sphere, a region; category
2Japanese太陽the sun; greater yang; the Sun
3Middle Chinese太陽—

via Japanese 大気

StepLanguageWordMeaning
1Japanese大気an atmosphere
Every word from Middle Chinese 太陽 →Every word from Japanese 太陽 →Every word from Japanese 圏 →