definiteness definitely • definition · · · Info · Definitions · Synonyms · Characters · · definiteness · · Text Latin · · Script 12 · · Length Definitions · · · (noun) the quality of being predictable with great confidence. Synonyms: determinateness. · · Noun Definition 1 Synonyms · · · determinateness · · Synonym 1 Characters · · d latin small letter d U+0064 e latin small letter e U+0065 f latin small letter f U+0066 i latin small letter i U+0069 n latin small letter n U+006E s latin small letter s U+0073 t latin small letter t U+0074