English edit

Etymology edit

hyper- +‎ rational

Adjective edit

hyperrational (comparative more hyperrational, superlative most hyperrational)

  1. Extremely rational.
    • 2007 October 7, Stephen Kotkin, “The Boy Behind the Global Theories”, in New York Times[1]:
      The force of her radically pro-competition, hyperrational worldview changed his life and made for a lifelong friendship.