| A | B |
| Active cell | The cell in the worksheet in which you can type data |
| Active worksheet | The worksheet that is displayed in the work area. |
| Cell | The intersection of a row and a column. |
| Column | Appears vertically and is identified by letters at the top of the worksheet window. |
| Formula | An equation that calculates a new value from values currently in a worksheet. |
| Formula Bar | Appears to the right of the Name Box and displays a formula when the cell of a worksheet contains a calculated value. |
| Excel | Microsoft Office spreadsheet program. |
| Name Box | Cell reference area located below the Ribbon, displays the cell reference of the active cell. |
| Range | A group of selected cells. |
| Range reference | How the range is identified; made up of the cell in its upper-left corner and the cell in its lower-left corner, separated by a colon |
| Row | Appears horizontally and is identified by numbers on the left side of the worksheet window. |
| Sheet tab | Tab at the bottom of the worksheet window that displays the name of the worksheet |
| Spreadsheet | A grid of rows and columns in which you enter text, numbers, and the results of calculations. |
| Workbook | The file used to store worksheet. |
| Worksheet | A computerized spreadsheet. |