noun.
a type of lettering form that appears as a number, figure, or symbol above the normal line of type, located at the right or left of another symbol or text.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
written or printed above and to one side of another character
noun.
a character or symbol set or printed or written above and immediately to one side of another character
Word Usage
"WOLF BLITZER, CNN ANCHOR: In those days typewriters didn't normally have that kind of superscript?"