A theory or doctrine which supports a state of separation between organizations, institutions, or other societal groups (e.g. between church and state) or between different political jurisdictions (e.g. a country and its former colony).
User Defined Definitions
"a social system that provides separate facilities for minority groups"
"a disposition toward schism and secession from a larger group; the principles and practices of separatists"
"advocacy of a policy of strict separation of church and state"