1. A narrative or sequence of events in a story that lacks variation, excitement, or interest; a storyline that remains unchanging or repetitive throughout
The film suffered from a monotonous plot that failed to engage the audience.
O filme sofria com um enredo monótono que não conseguia envolver o público.
2. A story structure characterized by predictable developments and minimal emotional or dramatic variation
Critics complained about the monotonous plot of the novel, saying nothing surprising ever happened.
Os críticos reclamaram do enredo monótono do romance, dizendo que nada de surpresa jamais acontecia.