gradient

ot noun

1. A slope or incline.
2. A rate of inclination or declination of a slope.
3. Of a function y = f(x) or the graph of such a function, the rate of change of y with respect to x that is, the amount by which y changes for a certain (often unit) change in x equivalently, the inclination to the X axis of the tangent to the curve of the graph.
4. The rate at which a physical quantity increases or decreases relative to change in a given variable, especially distance.

sifat adjective

1. Moving by steps; walking. gradient automata
2. Rising or descending by regular degrees of inclination. the gradient line of a railroad
3. Adapted for walking, as the feet of certain birds.