Where does “黒体” come from?

黒体 (Japanese) comes from Japanese 体, from Middle Chinese 體.

黒体 (Japanese): a blackbody

Definitions

  1. a blackbody

Ancestry of “黒体”, step by step

黒体 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1JapaneseIn general: the body, e.g. of a human or animal;...
2Middle Chinese

via Japanese

StepLanguageWordMeaning
1Japaneseblack; a black stone; the person who plays black...
Every word from Middle Chinese Every word from Japanese
黒体 — Etymology, Origin & Word History | Etymology Explorer