Where does “夜光雲” come from?

夜光雲 (Japanese) comes from Japanese 雲, from Middle Chinese 雲.

夜光雲 (Japanese): noctilucent cloud

Definitions

  1. noctilucent cloud

Ancestry of “夜光雲”, step by step

夜光雲 traces back through two separate lines of ancestry.

via Japanese 雲

StepLanguageWordMeaning
1Japanese雲a cloud; of how clouds are widely spread; of how...
2Middle Chinese雲—

via Japanese 夜光

StepLanguageWordMeaning
1Japanese夜光shining in the dark
Every word from Middle Chinese 雲 →Every word from Japanese 雲 →