hexadecimal notation hexadecimal digit • hexadecimal number system · · · Info · Definitions · Synonyms · Characters · · hexadecimal notation · · Text Common · · Latin · · Scripts 20 · · Length 8 · · Syllables Definitions · · · (noun) any notation that uses 16 different characters. Synonyms: hexadecimal notation, sexadecimal notation. · · Noun Definition 1 Synonyms · · · sexadecimal notation · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 l latin small letter l U+006C m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F t latin small letter t U+0074 x latin small letter x U+0078