| UBOUND - Built-in Function |
| UCASE - Built-in Function |
| UCASE$ - Built-in Function |
| UDA (User Developed Application) |
| UDF (User Defined Function) |
| UDT (User Defined Types) |
| Unary Operator |
| Uncomment Block |
| UnConditional Branching |
| Undo - Application.OnUndo |
| Undo - Visual Basic Editor |
| Undoing Macros |
| Unicode Characters |
| Unicode PlainText |
| Union - Excel |
| UNIQUEITEMS - User Defined Function |
| Unit Testing |
| Universal Date Format |
| Unknown Number of Arguments |
| UNLOAD - Built-in Statement |
| Unload Me |
| UNLOCK - Built-in Statement |
| Unprotecting Projects |
| Until Keyword |
| Update Screen - ScreenUpdating |
| UpdateLinks |
| Upper Case - Built-in Function |
| UsedRange - Excel |
| User Defined Enumerations |
| User Defined Events |
| User Defined Function |
| User Defined Function - ACRONYM |
| User Defined Function - AGE |
| User Defined Function - AVERAGEIFSVISIBLE |
| User Defined Function - AVERAGEIFSVISIBLE |
| User Defined Function - AVERAGEIFVISIBLE |
| User Defined Function - AVERAGETOP |
| User Defined Function - BETWEEN |
| User Defined Function - CELLCOLORCOUNT* |
| User Defined Function - CELLCOLORGET |
| User Defined Function - CELLCOLORGET_CONDITIONAL |
| User Defined Function - CELLCOLORGET_INDEX |
| User Defined Function - CELLCOLORGET_RGB |
| User Defined Function - CELLCOLORGET_THEMEINDEX |
| User Defined Function - CELLCOLORSUM* |
| User Defined Function - CELLTYPE |
| User Defined Function - COLUMNWIDTH |
| User Defined Function - COMMENTGET |
| User Defined Function - COMMENTTEXT* |
| User Defined Function - COMPUTERNAME |
| User Defined Function - CONTAINS |
| User Defined Function - COUNTAVISIBLE |
| User Defined Function - COUNTBYCELLCOLOR |
| User Defined Function - COUNTBYFONTBOLD |
| User Defined Function - COUNTBYFONTCOLOR |
| User Defined Function - COUNTCOLOR* |
| User Defined Function - COUNTFORMAT |
| User Defined Function - COUNTIFSVISIBLE |
| User Defined Function - COUNTNUMBEROFDAYS |
| User Defined Function - COUNTNUMBEROFDAYS_INAMONTH |
| User Defined Function - COUNTNUMBEROFDAYS_INAYEAR |
| User Defined Function - COUNTSHEET* |
| User Defined Function - COUNTVISIBLE |
| User Defined Function - EXTRACTFILENAME |
| User Defined Function - EXTRACTFILEPATH |
| User Defined Function - EXTRACTNUMBERS |
| User Defined Function - EXTRACTTEXT |
| User Defined Function - FILEEXISTS |
| User Defined Function - FINDMATCH |
| User Defined Function - FIRSTDATE |
| User Defined Function - FIRSTDATE_INTHISMONTH |
| User Defined Function - FIRSTDATE_INTHISWEEK |
| User Defined Function - FIRSTDATE_INTHISYEAR |
| User Defined Function - FOLDEREXISTS |
| User Defined Function - FONTCOLORCOUNT* |
| User Defined Function - FONTCOLORGET |
| User Defined Function - FONTCOLORGET_INDEX |
| User Defined Function - FONTCOLORSUM* |
| User Defined Function - FONTNAMEGET |
| User Defined Function - FONTSIZEGET |
| User Defined Function - FULLFILEPATH* |
| User Defined Function - HASFORMULA* |
| User Defined Function - HYPERLINKGET |
| User Defined Function - HYPERLINKTEXT* |
| User Defined Function - INVERSE |
| User Defined Function - ISBOLD |
| User Defined Function - ISDATE |
| User Defined Function - ISDATE_FIRSTOFAMONTH |
| User Defined Function - ISDATE_FIRSTOFAWEEK |
| User Defined Function - ISDATE_FIRSTOFAYEAR |
| User Defined Function - ISDATE_LASTOFAMONTH |
| User Defined Function - ISDATE_LASTOFAWEEK |
| User Defined Function - ISDATE_LASTOFAYEAR |
| User Defined Function - ISFORMULA |
| User Defined Function - ISINTEGER |
| User Defined Function - ISITALIC |
| User Defined Function - ISLIKE |
| User Defined Function - ISLOCKED |
| User Defined Function - ISLOWER |
| User Defined Function - ISMERGED |
| User Defined Function - ISPRIME |
| User Defined Function - ISPROPER |
| User Defined Function - ISUNDERLINE |