steepness

WORDNET DICTIONARY

steepness(n = noun.attribute) abruptness, precipitousness - the property possessed by a slope that is very steep;

is a kind of gradient, slope

Derived forms adjective steep₁, adjective steep₃

steepness, n.

Quality or state of being steep; precipitous declivity; as, the steepnessof a hill or a roof. [1913 Webster]
Height; loftiness. Chapman. [1913 Webster]

See related words and definitions of word "steepness" in Indonesian