MDC can stand for:
1600, a Roman numeral
macrophage-derived chemokine -In Biology, MDC is a member of chemokine family genes.
Major Diagnostic Category
Manado Airport, also known as Sam Ratulangi Airport in North Sulawesi, Indonesia.
Mapped Diagnostic Context, used in distributed computer systems to distinguish logging information from different sources sent to a single place of storage
MDC - a hardcore punk band from the early 1980s.
MDC-600 and MDC-1200, an AFSK mobile data format used in Motorola two-way radios.
Mega-Damage Capacity, a measure of the toughness and structural integrity of armored vehicles in the Palladium_Books role-playing system
MetaData Coalition - see metadata
Metropolitan Detention Center
Metropolitan District Commission, now part of the Massachusetts Department of Conservation and Recreation, a former agency in the Commonwealth of Massachusetts responsible for roadways and parks in and around the Boston metropolitan area
Miami-Dade College, located in Miami