'Puritanism' definitions:

Definition of 'Puritanism'

(from WordNet)
noun
The beliefs and practices characteristic of Puritans (most of whom were Calvinists who wished to purify the Church of England of its Catholic aspects)
noun
Strictness and austerity in conduct and religion

Definition of 'Puritanism'

From: GCIDE
  • Puritanism \Pu"ri*tan*ism\, n. The doctrines, notions, or practice of Puritans. [1913 Webster]