didactic
dye-DAK-tikadjMeaning meant to teach a lesson, often in a preachy way
Memory hook DID-ACT-ic: every ACT stops for a LESSON. The class play did act out a story, but every scene stopped for a lecture: “And the lesson is…” The play is didactic.
The picture book was so didactic that every page ended with a lesson about brushing your teeth.
In context The film had fine actors, but it felt didactic rather than entertaining; every scene paused so that someone could deliver a little lecture on saving water.
Similar instructive, preachy, moralizing, educational
Opposite entertaining, subtle
From Greek didaktikos, “good at teaching,” from didaskein, “to teach.”