Definitions for "Parent object"
A repository object, either a widget or a screen, having an inheritance relationship with a child object in an application screen. The relationship is created either by copying the object from the repository to your application screen or by identifying the repository object in the Inherit From property window. When any changes are made to a parent object, the changes propagate to any children of that object.
a device or service that must be functional for a child device or service to function
The object that is the immediate superior of another object in a hierarchy. A parent object can have multiple subordinate, or child, objects. In Active Directory, the schema determines what objects can be parent objects of what other objects. Depending on its class, a parent object can be the child of another object. See also child object; object.