Wildcard character
CHARACTER USED TO SUBSTITUTE FOR ANY OTHER CHARACTER/S IN A STRING
Wild-card symbol; *.*; Wildcard Character; Wildcard characters; Star-dot-star; Wildcard (programming)
In software, a wildcard character is a kind of placeholder represented by a single character, such as an asterisk (), which can be interpreted as a number of literal characters or an empty string. It is often used in file searches so the full name need not be typed.