MST
MST is an abbreviation for:
- Maastricht Aachen Airport (IATA airport code)
- Median survival time (also MÜZ), see survival rate #Mean survival
- Medisch Spectrum Twente , a major hospital in the Netherlands
- Micro Systems Technology , a sub-area of micro technology , see microsystems technology
- Minimum spanning tree , a term in graph theory, see spanning tree
- Mountain Standard Time , the zone time of the UTC − 7 time zone on the North American continent
- Morphine sulfate tablet
- Movimento dos Sem Terra , a mass movement in Brazil, see Movement of Landless Farm Workers
- Magnetic Secure Transmission , a technology that enables devices such as smartphones to mimic magnetic stripe cards
MST as a distinguishing mark on license plates:
- Germany: District of Mecklenburg Lake District without the large district town of Neubrandenburg (for Mecklenburg-Strelitz )