From poly- + -cratic, after polycracy.
polycratic (comparative more polycratic, superlative most polycratic)
- (politics) Governed by many people or groups. [from 20th c.]
- 2012, Christopher Clark, The Sleepwalkers, Penguin 2013, p. 101:
- Against the background of this strikingly polycratic system, three figures emerge as especially influential […].