Abbreviations beginning with m

MDCXModified Connection
Computing » Networking

MDCXModify Connection
Computing » IT

MDCXMexicana De Cobre de CV
Regional » Railroads

MDCXMexicana De Cobre, S. A. de C. V.
Regional » Railroads

MDCZMonthly Demand Charge for a Zone
Computing » Telecom

MDCZMovement for Democratic Change Zimbabwe (political party)
Miscellaneous

MDCZConstanza, Dominican R.
Regional » Airport Codes

MDDMal de Debarquement Syndrome (French: Sore Disembarkation Syndrome; vertigo)
Academic & Science

MDDManic-Depressive Disorder (now called Bipolar Disorder)
Academic & Science

MDDMaximum Dry Density (construction)
Academic & Science

MDDMeteorological Data Distribution
Academic & Science » Ocean Science

MDDMineral Deposits Division (Geological Association of Canada)
Academic & Science

MDDMinimum Distance Decoding
Academic & Science

MDDMirrored Drive Door (Apple Power Mac)
Academic & Science

MDDMovement for Democracy and Development (Central African Republic)
Academic & Science

MDDMulti Domain Diffusion
Academic & Science

MDDMulti-Dimensional Databases (computing)
Academic & Science