dilettantism noun2 •The act of behaving like a dilettante, of being an amateur or dabbler, sometimes in the arts.The brawny craftsman finds it no child's play to mould his unpliant rugged masses; neither is guidance of men a dilettantism: what it becomes when treated as a dilettantism, we may see! — 1839 •The act of enjoying the arts, being a connoisseur. formsdilettantisms