Meaning of discursion

dis•cur•sion

Pronunciation: (di-skûr'shun), [key]
— n.
  1. an instance of discursive writing, speech, etc.; a wandering or logically unconnected statement.
  2. the quality or characteristic of ranging from topic to topic; discursiveness; digressiveness.
  3. the process or procedure of rigorous formal analysis or demonstration, as distinguished from immediate or intuitive formulation.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.