graphic character
1. A visual representation of a character, other than a control character.
2. In the ASCII code, a character other than an alphanumeric character, intended to be written, printed, or otherwise displayed in a form that can be read by humans.
Note 1: Graphic characters are contained in rows 2 through 7 of the ASCII code table.
Note 2: The yyspace and delete characters are considered to be graphic characters.