Virtual, Augmented, Mixed, Extended? All of these terms refer to immersive technologies that combine digital and physical worlds in different ways. VR is a fully immersive virtual experience, while AR initially overlays the real world with digital content. XR. On the other hand, “Augmented Reality” has become an umbrella term for all and any immersive technologies today. MR is the latest of these concepts and combines real and virtual environments for simultaneous interaction.