DXI may refer to any of the following:
DXi, also known as DirectX Instrument, is a DirectX effect plugin that generates, processes, receives, and manipulates one or more streams of audio.
Launched in March 2008, DXI, also known as DX11 or DirecTV-11, is a Boeing model 702 satellite which broadcasts MPEG-4 HDTV to DirecTV customers.
Audio, HDTV, Video terms