English edit

Etymology edit

micro- +‎ -cephalous

Adjective edit

microcephalous (comparative more microcephalous, superlative most microcephalous)

  1. microcephalic
    • 1925 July – 1926 May, A[rthur] Conan Doyle, “(please specify the chapter number)”, in The Land of Mist (eBook no. 0601351h.html), Australia: Project Gutenberg Australia, published April 2019:
      "Such terms as 'Microcephalous idiot!' or 'Simian survival!' when applied by a world-renowned Professor to an opponent, illustrate the lengths to which such disputants may permit themselves to go."