| Key Term | Definition |
| Grid Field | A special field type in Vtiger that allows you to add a table (rows and columns) within a single record. |
| Column Names | The table headers are defined during grid creation. They determine the structure and type of data captured in each column. |
| Row Names | The predefined entries are listed vertically in the grid. They determine the number of rows available for data input. |
| Module Layout | The configuration area under Settings, where fields (including the Grid field) are created and arranged for a module. |
| Edit View | The record view, where users can enter or modify data inside the Grid field. Grid data can only be edited in this view. |
| Field Properties | Configuration options such as visibility, permissions, and mandatory settings are applied to the Grid field. |
| Module Management | The Settings section, where administrators manage modules, layouts, and field configurations. |
| Single Grid Limitation | The restriction is that only one Grid field can be created per module. |
| Structured Data | Data is organized in a tabular format (rows and columns) within the Grid field. |