nonnumeric literal; character constant
Computing term for a literal value that represents a character or string, as opposed to a numeric literal.
In C, 'A' is a character constant.
Character constants are distinguished from numeric constants.
数値定数 is a numeric literal, while 文字定数 is a nonnumeric literal representing characters or strings.
Compound of 文字 (character) and 定数 (constant), a direct translation of the computing term 'character constant' or 'nonnumeric literal'.