Congregationalism
Concise Oxford English Dictionary © 2008 Oxford University Press:
Congregationalism/kɒŋɡrɪˈɡeɪʃnəlɪzəm/
▶noun a system of organization among Christian churches whereby individual churches are largely self-governing.
– derivatives
Congregationalist noun & adjective.
Congregationalist noun & adjective.
'Congregationalism' also found in these Oxford entries:

