Where does “新石器時代” come from?

新石器時代 (Japanese) comes from Japanese 新, from Middle Chinese 新.

新石器時代 (Japanese): the Neolithic

Definitions

  1. the Neolithic

Ancestry of “新石器時代”, step by step

新石器時代 traces back through two separate lines of ancestry.

via Japanese

StepLanguageWordMeaning
1Japanesea novelty
2Middle Chinese

via Japanese 石器時代

StepLanguageWordMeaning
1Japanese石器時代Stone Age
2Japanese時代age, era, period; the times, spirit of the age;...
Every word from Middle Chinese Every word from Japanese