'ascent' definitions:

Definition of 'ascent'

(from WordNet)
noun
An upward slope or grade (as in a road); "the car couldn't make it up the rise" [syn: ascent, acclivity, rise, raise, climb, upgrade] [ant: declension, declination, decline, declivity, descent, downslope, fall]
noun
A movement upward; "they cheered the rise of the hot-air balloon" [syn: rise, rising, ascent, ascension] [ant: fall]
noun
The act of changing location in an upward direction [syn: rise, ascent, ascension, ascending]

Synonyms of 'ascent'

From: Moby Thesaurus