Where does “超新星” come from?

超新星 (Japanese) comes from Japanese 新星, from Japanese 新, from Middle Chinese 新.

超新星 (Japanese): a supernova

Definitions

  1. a supernova

Ancestry of “超新星”, step by step

超新星 traces back through two separate lines of ancestry.

via Japanese 新星

StepLanguageWordMeaning
1Japanese新星a nova
2Japanese新a novelty
3Middle Chinese新—

via Japanese 超

StepLanguageWordMeaning
1Japanese超extra-; hyper-; mega-; meta-; para-; super-;...
2Middle Chinese超—
Every word from Middle Chinese 新 →Every word from Japanese 新 →Every word from Japanese 新星 →