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 MDX (markup language), an authorable format for writing JSX in Markdown documents Managed DirectX, an API for working with DirectX on Microsoft's .NET platform MultiDimensional eXpressions, a query language for OLAP databases X68000's MDX, a midi-like format that is designed to be played using the X68000's FM synth 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