diarchy

2 definitions found

diarchy - Collaborative International Dictionary of English v.0.48 :

  Diarchy \Di"arch*y\, n. [Gr. di- = di`s- twice + ? to rule.]
     A form of government in which the supreme power is vested in
     two persons. Diarial

diarchy - WordNet (r) 2.1 (2005) :

  diarchy
      n 1: a form of government having two joint rulers [syn:
           diarchy, dyarchy]