'Synarchy' definitions:

Definition of 'Synarchy'

From: GCIDE

Synarchy \Syn"ar*chy\ (s[i^]n"[.a]r*k[y^]), n. [Gr. synarchi`a, fr. syna`rchein to rule jointly with; sy`n with + 'a`rchein to rule.] Joint rule or sovereignty. [R.] --Stackhouse. [1913 Webster]