What does MD stand for?

What does MD mean?

MD	Medical Department Medical » Hospitals
MD	Medical Detective Business » Positions
MD	Medical Deviate Miscellaneous » Funnies
MD	Medical Discharge Governmental » Military
MD	Medical Dissident Miscellaneous » Funnies
MD	Medical Divinity Miscellaneous » Funnies
MD	Medical Doctor Business » Positions
MD	Medical Doctor Medical » Hospitals
MD	Medical Doctor Medical » Laboratory
MD	Medical Dunce Miscellaneous » Funnies
MD	Medicinae Doctor Academic & Science » Academic Degrees
MD	Medio-Dorsal Medical » Physiology
MD	Medium Date Miscellaneous » Unclassified
MD	Medium Dosage Medical » Laboratory
MD	Medium Dose Medical » Prescription
MD	Medium to Difficult Community » Educational
MD	Mega-Dalton Academic & Science » Chemistry
MD	Mejeriselskabet Danmark Business » Firms
MD	Memory Defragmenter Computing » Hardware
MD	Memory Disk Computing » Hardware
Md	Mendelevium Academic & Science » Chemistry
MD	Mental Disorder Academic & Science » Psychology
MD	Mentally Defective Miscellaneous » Funnies
MD	Mentally Deficient Community » Educational
MD	Mentally Deranged Community » Law