A polycracy is a state ruled by more than one person, as opposed to monocracy. The word is derived from Greek -- poly which means `many` and kratos which means `rule` or `strength`. It is also known as polyarchy. Many seemingly autocratic states are merely a facade of polycratic societies. Even if one individual acts as a figurehead, they wi...
government by many rulers; polyarchy
• (n.) Government by many rulers; polyarchy.
Po·lyc'ra·cy noun [ Poly- + -cracy , as in democracy .] Government by many rulers; polyarchy. 
polycracy A government of many rulers; polyarchy.polycracy, polycratism A government by many rulers.