declivity

About 0.13 uses per million words.

Meaning

1. noun The downward slope of a curve.
2. noun A downward bend in a path.
3. noun An inward curve of the exoskeleton of an insect, such as between body segments; a segment of an insect's body where the exoskeleton curves inward.

Similar words

downslope descent decline fall downcurve pitch gradient geosynclinal slope evolvent

Often followed by

of to is in and on was which towards

Word family

declivities