brainiac
brain i ac |ˈbrānēˌak ˈbreɪniæk | ▶noun informal an exceptionally intelligent person. ORIGIN 1950s: from the name of a superintelligent alien character of the Superman comic strip, from a blend of brain and maniac .
brain |iac |ˈbreɪnɪak | ▶noun N. Amer. informal an exceptionally intelligent person. ORIGIN 1950s: from the name of a supremely intelligent alien character in the Superman comic strip, from a blend of brain and maniac .
brain i ac /bréɪnɪæ̀k /名詞 C ⦅くだけて おどけて ⦆インテリ, 頭でっかち .