nisus nisse • nit · · · Info · Definitions · Synonyms · Characters · · nisus · · Text Latin · · Script 5 · · Length Definitions · · · (noun) an effortful attempt to attain a goal. Synonyms: striving, pains, strain. · · Noun Definition 1 Synonyms · · · striving · · Synonym 1 pains · · Synonym 2 strain · · Synonym 3 Characters · · i latin small letter i U+0069 n latin small letter n U+006E s latin small letter s U+0073 u latin small letter u U+0075