For instance, chemical formulas use subscript (L 2O), and an exponent is certainly often formatted as a superscript (X 4). Term for Workplace 365 Outlook for Workplace 365 Word 2019 View 2019 Phrase 2016 Perspective 2016 Phrase 2013 Outlook 2013 Word 2010 Outlook 2010 Phrase 2007 View 2007 Word Online Term Beginner 2010 Superscript and subscript refer to numbers that are positioned somewhat higher or slightly lower than the text on the range.