It is mainly known as it's course.
Channel
River
The river follows a sinous path through the forest.
The nation gambia follows a river called the Gambia River.
No, the St. Lawrence River is not man made. But the St. Lawrence Seaway that follows part of the river's path is.
Orbit
It's meander.
The path is called an orbit.
The direction that a river flows is called the flow or the drainages. Water generally flows downhill or from a higher elevation to a lower one.
The path that the moon follows around the Earth is called an orbit. The planets going around the sun is called revolution. The moon goes around the Earth in a month.
Ellipse.
Its called an orbit.
Orbit