mo ‧ not ‧ o ‧ ny /məˈnɒt ə ni $ məˈnɑː-/ BrE AmE noun [uncountable]
the quality of being always the same, which makes something boring, especially someone’s life or work
monotony of
She wanted to escape the monotony of her everyday life.
relieve/break the monotony
He suggested a card game to relieve the monotony of the journey.