ascents is a form of:

Ascent



noun
1.
ការឡើង, ផ្លូវឡើង
ENGLISH MEANING
1.
The act of rising; motion upward; rise; a mounting upward; as, he made a tedious ascent; the ascent of vapors from the earth.
2.
The way or means by which one ascends.
3.
An eminence, hill, or high place.
4.
The degree of elevation of an object, or the angle it makes with a horizontal line; inclination; rising grade; as, a road has an ascent of five degrees.