#1 ascent n. [acclivity, rise, raise, climb, upgrade] an upward slope or grade (as in a road); "the car couldn't make it up the rise". wn #2 ascent n. [rise, rising, ascension] a movement upward; "they cheered the rise of the hot-air balloon". wn #3 ascent n. [rise, ascension, ascending] the act of changing location in an upward direction. wn