MPD
- 2-Methyl-2,4-pentanediol
- Air Comet
- Akai Professional
- Dynamic Adaptive Streaming over HTTP
- M-Phenylenediamine
- MPD (programming language)
- Magnetoplasmadynamic thruster
- Managed Pressure Drilling
- Manila Police District
- Markovian Parallax Denigrate
- Maui County, Hawaii
- Maximum permissible dose
- Memphis Police Department
- Mesoscale precipitation discussion
- Methylphenidate
- Metropolitan Police Department of the District of Columbia
- Metropolitan Police District
- Miami Police Department
- Milwaukee Police Department
- Minneapolis Police Department
- Minor-planet designation
- Montreal Police Department
- Moonee Ponds railway station
- Motive power depot
- Mouse Phenome Database
- Movement for Democracy (Cape Verde)
- Movimiento Popular Democrático
- Multivariate Pólya distribution
- Music Player Daemon
- Myeloproliferative disease
- Tokyo Metropolitan Police Department
- UTA MPD