Where does “知能指数” come from?

知能指数 (Japanese) comes from Japanese 知能 — intelligence, intellectual faculties.

知能指数 (Japanese): an intelligence quotient

Definitions

  1. an intelligence quotient

Ancestry of “知能指数”, step by step

知能指数 traces back through two separate lines of ancestry.

via Japanese 知能

StepLanguageWordMeaning
1Japanese知能intelligence, intellectual faculties

via Japanese 指数

StepLanguageWordMeaning
1Japanese指数index - a single number calculated from an array of prices or of quantities
Every word from Japanese 知能