# Def Property

## Overloads

| [Def](https://help.qlik.com/en-US/sense-developer/May2025/Subsystems/NetSDKAPIref/Content/Qlik.Sense.Client.Visualizations.IListboxListObjectDef.Def.htm#Qlik_Sense_Client_Visualizations_IListboxListObjectDef_Def) |  | JSON property name: qDef |
| --- | --- | --- |

[](https://help.qlik.com/en-US/sense-developer/Subsystems/NetSDKAPIref/Content/Qlik.Sense.Client.Visualizations.IListboxListObjectDef.Def.htm) [](https://help.qlik.com/en-US/sense-developer/Subsystems/NetSDKAPIref/Content/Qlik.Sense.Client.Visualizations.IListboxListObjectDef.Def.htm)

## Def

JSON property name: qDef

### Declaration

```

          ListboxListObjectDimensionDef Def { get; set; }
    
  
```

### Property Value

| Type | Description |
| --- | --- |
| [ListboxListObjectDimensionDef](https://help.qlik.com/en-US/sense-developer/May2025/Subsystems/NetSDKAPIref/Content/Qlik.Sense.Client.Visualizations.ListboxListObjectDimensionDef.htm) |  |