https://www.techradar.com/news/windows-mixed-reality-everything-you-need-to-know

Windows Mixed Reality (MR) can be a confusing concept. Is it virtual reality (VR), like the Oculus Rift, or it is more like augmented reality (AR), which Microsoft has already dabbled in with its HoloLens?

The answer is that it’s a bit of both – though far more like the former than the latter.