'Piacle' definitions:

Definition of 'Piacle'

From: GCIDE
  • Piacle \Pi"a*cle\, n. [L. piaculum a propitiatory sacrifice, that which requires expiation, a wicked action, fr. piare to appease, to expiate, pius pious.] A heinous offense which requires expiation. [R.] --Howell. [1913 Webster]