A single unvaried tone of speech or a sound. / A piece of writing in one strain throughout.

of or using the Greek system of diacritics which discards the breathings and employs a single accent to indicate stress. It replaced polytonic system in 1982.

Having an unvarying pitch or tone. / Tedious, repetitious, or lacking in variety.

plural of monotone

In a manner that is tedious, repetitious or lacking in variety. / In a droning manner, that does not change pitch.

The quality of being monotonal.

plural of monotonicity

(transitive) To make monotonic. / (transitive) To make monotonous.

Third-person singular simple present indicative form of monotonize

present participle of monotonize