Lesson (5)
'lesson' is the definition.
(I've seen this before)
This is all the clue.
(Other definitions for tutorial that I've seen before include "A period of individual tuition" , "Period of teaching as from college lecturer" , "Rail tout (anag)" , "Private lesson" , "Study meeting" .)
'lesson' is the definition.
(as in the moral of the story)
This is the entire clue.
(Other definitions for moral that I've seen before include "Pertaining to right and wrong conduct" , "Concerned with principles of right and wrong" , "ethical standard" , "Relating to principles of right and wrong" , "Lesson of a fable" .)
(Other definitions for seminar that I've seen before include "Tutorial group meeting" , "Meeting for exchange of ideas" , "Marines (anag.)" , "Training conference" , "Teaching meeting, conference" .)
(Other definitions for life that I've seen before include "The longest sentence" , "Vitality, vigour" , "Baffin oiler (anag) - 7 film" , ""But an empty dream" (Longfellow) - "As tedious as a twice-told tale" (Shakespeare)" , "'While there's .... there's hope'" .)