- a movement, originating in the Lutheran Church in Germany in the 17th century, that stressed personal piety over religious formality and orthodoxy.
- the principles and practices of the Pietists.
- (lowercase) intensity of religious devotion or feeling.
- (lowercase) exaggeration or affectation of piety.
- a less common word for piety
- excessive, exaggerated, or affected piety or saintliness
- history a reform movement in the German Lutheran Churches during the 17th and 18th centuries that strove to renew the devotional ideal
adj.1804, from pietist + -ic. Related: Pietistical. n.also Pietism, 1690s, from German Pietismus, originally applied in derision to the movement to revive personal piety in the Lutheran Church, begun in Frankfurt c.1670 by Philipp Jakob Spener (1635-1705). See piety + -ism.