'Didacticism' definitions:

Definition of 'didacticism'

From: WordNet
noun
Communication that is suitable for or intended to be instructive; "the didacticism expected in books for the young"; "the didacticism of the 19th century gave birth to many great museums"

Definition of 'Didacticism'

From: GCIDE
  • Didacticism \Di*dac"ti*cism\, n. The didactic method or system. [1913 Webster]