acclivity acclivitous • acclivous · · · Info · Definitions · Synonyms · Characters · · acclivity · · Text Latin · · Script 9 · · Length Definitions · · · (noun) an upward slope or grade (as in a road). Synonyms: ascent, rise, raise, climb, upgrade. Examples: "The car couldn't make it up the rise." · · Noun Definition 1 Synonyms · · · ascent · · Synonym 1 rise · · Synonym 2 raise · · Synonym 3 climb · · Synonym 4 upgrade · · Synonym 5 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 i latin small letter i U+0069 l latin small letter l U+006C t latin small letter t U+0074 v latin small letter v U+0076 y latin small letter y U+0079