monotony
1. [ noun ] the quality of wearisome constancy and lack of variety
Synonyms: sameness
Examples:

"he had never grown accustomed to the monotony of his work" "he hated the sameness of the food the college served"

Related terms: unvariedness
2. [ noun ] constancy of tone or pitch or inflection
Related terms: constancy
Similar spelling:   monotone
  Monton
  monotonic
  monotonous
  Monodon
  mounting
  mountain
  Montone
  Montondo
  Montano