monotony

[ muh-not-n-ee ]
/ məˈnɒt n i /

noun

wearisome uniformity or lack of variety, as in occupation or scenery.
the continuance of an unvarying sound; monotone.
sameness of tone or pitch, as in speaking.

Origin of monotony

1700–10; < Late Greek monotonía, equivalent to monóton(os) monotonous + -ia -y3

Example sentences from the Web for monotony

British Dictionary definitions for monotony

monotony
/ (məˈnɒtənɪ) /

noun plural -nies

wearisome routine; dullness
lack of variety in pitch or cadence