quietism

n. [ Cf. F. quiétisme. ] 1. Peace or tranquillity of mind; calmness; indifference; apathy; dispassion; indisturbance; inaction. [ 1913 Webster ]

2. (Eccl. Hist.) The system of the Quietists, who maintained that religion consists in the withdrawal of the mind from worldly interests and anxieties and its constant employment in the passive contemplation of God and his attributes. [ 1913 Webster ]