English
superindex
From super- + index.
Proto-Indo-European *deyḱ- ‘to point out’
Proto-Indo-European *déyḱeti ‘to be pointing out’
Proto-Italic *deikō ‘to show’
Latin dīcō ‘to say, indicate’
Latin index ‘discoverer, informer; forefinger’
English index
Today it means
noun A typographical index mark in the form of a superscript e.g. A^*
Language periods are conventional ranges, not dates for this word.
Etymograph / superindex