What does MDU stand for?

Coastal Yachts, Blair, NE - Manufacturer code for watercraft hull identification number (USCG)

Maintenance Data Unit (MCD)

Maintenance Diagnostic Unit

Malawi Democratic Union - Political party (PSAP)

Marker Decoder Unit (VLIE)

Master Data Unit - Space launch term (IGSL)

Master Driver Unit

Mboko - Language code (ETLW)

MDU Resources Group - NYSE symbol

MDU Resources Group, Inc. - NYSE symbol (SPSG)

Medical Defence (or Defense) Union (SAUO)

Medical Defence Union (SAUO)

Medical Defence Union Ltd. - British (BI)

MEK/T (Methyl-Ethyl Ketone/Toluene) Dewaxing Unit - Petroleum engineering

Memory Drum Unit (ACAE)

Mendi - Papua New Guinea - Airport symbol (OAG)

Message Decoder Unit

Message Display Unit - Computer science (VLIE)

Middle Dutch - Language, etc.

Mid-North Resources - Vancouver Stock Exchange symbol

Mine Disposal Unit

Mine Distributing Unit (SAUS)

Missile Design Unit (SAA)

Mobile Demonstration Unit

Mobile Development Unit - Military (GFGA)

Mobile Dynamic Unit (AAG)

Modular Dispensing Unit (AAEL)

Montana-Dakota Utilities Co. (SAUO)

Moral Development Unit - Prisoner reform program

Motion Detection Unit - Nuclear energy (NRCH)

Multidimensional Unfolding - Model - Statistics

To Be Used as Directed - Medicine (EDAA)

University of Maryland, Baltimore, Health Sciences Library, Baltimore, MD - OCLC symbol (OCLC)

Maryland - MARC country of publication code - Library of Congress (LCCP)

More Dicto Utendus - To Be Used as Directed - Latin (WDAA)