monotonous
Definitions
Lacking in variety and interest; tedious through repetitiveness.
Uttered or sounded in an unvarying tone; marked by a lack of pitch inflection.
Examples
The professor's monotonous voice made it difficult for the students to stay awake during the lecture.
After working on the assembly line for years, he grew tired of the monotonous nature of his daily tasks.
The landscape remained monotonous for miles, with nothing but flat plains stretching toward the horizon.
Synonyms
Antonyms
varied exciting interesting diverse stimulating dynamic engaging