PPM
- Artificial cardiac pacemaker
- Malaysian Scouts Association
- Mauritanian People's Party
- Netpbm format
- PPM Star Catalogue
- Pages per minute
- Parry People Movers
- Parts-per-million
- Pashtun Tahafuz Movement
- Pay per 1000 impressions
- Peak programme meter
- People's Monarchist Party (Portugal)
- People's Progressive Movement (Cayman Islands)
- Pepsi Venezuela Music Awards
- Perl package manager
- Persistent pupillary membrane
- Peter, Paul and Mary
- Physician practice management
- Planned preventative maintenance
- Planned preventive maintenance
- Portable People Meter
- Precision Performance Motorsports
- Prediction by partial matching
- Prince Philip movement
- Private Placement Memorandum
- Progressive Party of Maldives
- Project portfolio management
- Proton precession magnetometer
- Public performance measure
- Pulse-position modulation
- Stochastic block model
- Temperature coefficient