MDX

MDX may refer to:

Computing

 * MDX, the 3D graphics file format used by Blizzard Entertainment
 * MDX, the default disc image file format of DAEMON Tools
 * Managed DirectX, an API for working with DirectX on Microsoft's .NET platform
 * MultiDimensional eXpressions, a query language for OLAP databases

Other

 * Acura MDX, a sport utility vehicle introduced by Honda
 * Mdx mouse, a popular model for studying Duchenne muscular dystrophy
 * Miami-Dade Expressway Authority, an organization that toll expressways
 * Middlesex, county in England, Chapman code
 * Middlesex University, which uses the internet domain name mdx.ac.uk
 * Mountain Dew MDX, an energy drink