monotone

A succession of sounds or words uttered in a single tone of voice.

A single tone repeated with different words or time values, especially in a rendering of a liturgical text.

A chant in a single tone.

Sameness or dull repetition in sound, style, manner, or color.

Characterized by or uttered in a monotone.

Of or having a single color.

Designating sequences, the successive members of which either consistently increase or decrease but do not oscillate in relative value. Each member of a monotone increasing sequence is greater than or equal to the preceding member; each member of a monotone decreasing sequence is less than or equal to the preceding member.

To recite in a single, unvaried tone; intone; chant.

A single or uniform tint or color.