Where does “性科学” come from?

性科学 (Japanese) comes from Japanese 性, from Middle Chinese 性.

性科学 (Japanese): sexology

Definitions

  1. sexology

Ancestry of “性科学”, step by step

性科学 traces back through two separate lines of ancestry.

via Japanese 性

StepLanguageWordMeaning
1Japanese性the nature of something; sex, gender; gender
2Middle Chinese性—

via Japanese 科学

StepLanguageWordMeaning
1Japanese科学science; a field of study
Every word from Middle Chinese 性 →Every word from Japanese 性 →