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| Workbook | An Excel file with one or more worksheet |
| Worksheet | The work area for entering and calculating data made up of columns and rows speared by gridlines (light gray lines). Also called a spreadsheet. |
| Cell | The intersection of a column and a row on a worksheet. You enter data into cells to create a worksheet. |
| Active cell | The active cell contains the cell pointer. There is a dark outline around the active cell. |
| Cell reference | The location of a cell in a worksheet a indentified by its column letter and row number. Also know as the cell’s address. |
| Scroll | A way to view location on the way worksheet without changing active cell. |
| Sheet tabs | Tabs that appear at the bottom of the worksheet window, which display the name of each worksheet. |
| Tabs scrolling buttons | Buttons that appear just to the left of the sheet tabs which allow you to scroll hidden tabs into view. |
| Blank workbook | A new, empty workbook contains three worksheets (sheets). |
| Template | A workbook with certain labels, formulas, and formatting preset, saving you time in creating commonly used. |
| Label | Text in the fist row or column of a worksheet that indentifies the type of data contained there. |
| Defaults | The standard setting Excel uses in its software, such as column width or worksheets in a workbook. |
| Undo | The command used to reverse one or a series of editing actions. |
| Redo | The command used to redo an action you have undone. |
| Auto Complete | A feature used to complete an entry based on previous entries made in the column containing the active cell. |
| Pick From Drop – down List | A shortcut used to insert repeated information. |
| Auto Correct | A feature used to automate the correction of common typing errors. |
| Spelling checker | A tool used to assist you in finding and correcting typographical or spelling errors. |
| Value | A number entered in the worksheet. |
| Numeric label | A number entered in the worksheet as a label, not as a value – such as the year 2005 used as column label. |
| Series | A list of sequential numbers, dates, times, or text. |
| Standard column width | The default number of characters that display in a column based on the display font. |
| Formula | An instruction Excel uses to calculate a number. |
| Mathematical operators | Symbols used in mathematical operations: + for addition, - for subtraction * for multiplication, / for division, and ^ for exponentiation. |
| Order of mathematical operations | The order in which Excel the calculations specified in a formula. |
| Label prefix | An apostrophe (') used to indicate that a number is a label and not a value. |
| Formula bar | As you enter data into a cell, it simultaneously appears in the Formula bar, which is located above the worksheet. |
