the theory or system of Erastus.

A theory of Church government according to which supreme ecclesiastical authority is vested in the civil power. Cf. collegialism, n.

The doctrine of the supremacy of the monarch in ecclesiastical matters; the exercise of this supremacy. Cf. regalist, n. 2.

= Erastianism n. at Erastian, adj. n.derivatives.

The supremacy of the civil power in the control of ecclesiastical affairs.