What does MD stand for?

What does MD mean?

MD	Mini-Disk Computing » Hardware
MD	Mini-Disk Governmental » NASA
MD	Mini-Disk Governmental » US Government
MD	Mini-Disk Governmental » Military
MD	Marque Deposee Community » Law
MD	Multi-Dimensional Academic & Science » Mathematics
MD	Magnetic Dipole Academic & Science » Physics
MD	Marked Down Miscellaneous » Clothes
MD	My Dog Miscellaneous » Names and Nicknames
MD	Material Development Governmental » Military
MD	More Death Governmental » Military
Md	Mendelevium Academic & Science » Chemistry
MD	Multi Directional Governmental » Military
MD	Machine Dependent Computing » Assembly
MD	Man Days Miscellaneous » Unit Measures
MD	Modify Delete Miscellaneous » Unclassified
MD	Ministerio de Defensa International » Spanish
MD	Memory Disk Computing » Hardware
MD	Mandatory Disclosure Community » Law
MD	Media Division Governmental » United Nations
MD	Multiplication Division Computing » General
MD	Meta Directory Computing » General
MD	Microdot Governmental » Suppliers
MD	Management Domain Computing » General
MD	Make Directory Computing » General