monotonic

Etymology

From Ancient Greek μονότονος (monótonos, “monotone”) + -ικός (-ikós, “-ic”).

adj

1. 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.
2. (mathematics) said of a function that either never decreases or never increases as its independent variable increases.
3. Uttered in a monotone; monotonous.