A DetailView displays a read-only view of a particular record. This terminology is usually associated with CRM's such as SugarCRM, SuiteCRM, and Web framework such as Django.
A DetailView displays a read-only view of a particular record. Usually, this is accessed via the list view. The DetailView generally displays the details of the object itself and related items.
This terminology originally came from SugarCRM.
To learn more about the DetailView as it relates to different framework's: