| Acronym | Definition |
|---|
| MPST➣Mercaptopyruvate Sulfurtransferase |
| MPST➣Maintenance Engineering Project Sustainment Tool (logistics) |
| MPST➣Maritime Pro Stock Tour (CarQuest Corporation; Canada) |
| MPST➣Message Processing Subscriber Terminal |
| MPST➣Main Propulsion Steam Turbine |
| MPST➣Massachusetts Public Shade Tree (Southborough, MA) |
| MPST➣Maag Pump Systems Textron AG (Switzerland) |