#Glossary
- DataRole - DataRole(s) are used to define data bindings for your visual. They are displayed as fields in the Power BI interface.
- DataView - DataView is a JavaScript object model for canonical representations of data. The lifeblood of Power BI visuals.
- IVisual - The interface that all visuals must implement. Also, commonly used to refer to a PowerBI Visual.
- Visual Host - The platform that contains the
IVisual