Where does “正解” come from?

正解 (Japanese) comes from Japanese 正, from Japanese 正し — accurate, authentic, correct.

正解 (Japanese): correct answer

Definitions

  1. correct answer

Ancestry of “正解”, step by step

正解 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1JapaneseA number of ten-duodecillion in modern Japanese...
2Japanese正しaccurate, authentic, correct

via Japanese

StepLanguageWordMeaning
1Japaneseexplanation; interpretation; solution; answer;...
2Middle Chinese
Every word from Japanese 正しEvery word from Japanese