(1) A set of graphic characters and their code point assignments. The set may contain fewer characters than the total number of possible characters: some code points may be unassigned. IBM. (2) A coded set whose elements are single characters; for example, all characters of an alphabet. .
ISO] A set of unambiguous rules that establish a character set and the one-to-one relationship between the characters of the set and their coded representations. synonymous with code.
a character repertoire plus an encoding that provides a bijective mapping between each character in the set and a number (typically a non-negative integer) that serves as the character representation