also: うわつきもじ
noun
superscript; superscript character
Technical term in printing and typography for a character set above the baseline, such as in exponents or footnote markers.
数式では、指数を上付き文字で表します。
In mathematical expressions, exponents are shown as superscript characters.
このフォントには上付き文字が含まれています。
This font includes superscript characters.