Where does “高層雲” come from?

高層雲 (Japanese) comes from Japanese 層雲, from Japanese 雲, from Middle Chinese 雲.

高層雲 (Japanese): altostratus

Definitions

  1. altostratus

Ancestry of “高層雲”, step by step

高層雲 traces back through two separate lines of ancestry.

via Japanese 層雲

StepLanguageWordMeaning
1Japanese層雲stratus
2Japanesea cloud; of how clouds are widely spread; of how...
3Middle Chinese

via Japanese

StepLanguageWordMeaning
1Japanesemaximum, the limit; high, higher
2Middle Chinese
Every word from Middle Chinese