- In such a manner as to instruct or enlighten.
1908, H. G. Wells, The War in the Air:
- They hung the man from the Adler. […] Down he fell, hands and feet extended, until with a jerk he was at the end of the rope. Then he ought to have died and swung edifyingly, but instead a more terrible thing happened; his head came right off, and down the body went.