Intelligent
来自Big Physics
early 16th century: from Latin intelligent- ‘understanding’, from the verb intelligere, variant of intellegere ‘understand’, from inter ‘between’ + legere ‘choose’.
wiktionary
From Middle French intelligent, from Latin intellegēns(“discerning”), present active participle of intellegō(“understand, comprehend”), itself from inter(“between”) + legō(“choose, pick out, read”).
etymonline
intelligent (adj.)
c. 1500, a back-formation from intelligence or else from Latin intelligentem (nominative intelligens), present participle of intelligere. Intelligent design, as a name for an alternative to atheistic cosmology and the theory of evolution, is from 1999. Related: Intelligently.