| Acronym | Definition |
|---|
| PTM | Post-Translational Modifications |
| PTM | Porsche Traction Management |
| PTM | Portugal The Man (band) |
| PTM | Point-To-Multipoint |
| PTM | Polskiego Towarzystwa Matematycznego (Polish: Polish Mathematical Society) |
| PTM | Pashtoon Tahafuz Movement (Afghanistan) |
| PTM | Performance Traction Management |
| PTM | Point to Multipoint |
| PTM | Partition Table Management |
| PTM | Poly Tracker Module |
| PTM | Port Manager |
| PTM | Polynomial Texture Map (images) |
| PTM | Please Tell Me |
| PTM | Payroll Tax Management (various companies) |
| PTM | Parent-Teacher Meeting |
| PTM | Project Team Management |
| PTM | Pricing-to-Market (sales) |
| PTM | Play Too Much |
| PTM | Project Team Meeting (various organizations) |
| PTM | Packet Transfer Mode |
| PTM | Please Touch Museum (Philadelphia, PA) |
| PTM | Pulse-Time Modulation |
| PTM | Plain Truth Magazine (ministry publication) |
| PTM | Particle Theory of Matter |
| PTM | Predictive Technology Model |
| PTM | Physico-Technical Medicine |
| PTM | Powdered Toast Man (Ren & Stimpy cartoon character) |
| PTM | Prime Target Market |
| PTM | Part-Time Manager |
| PTM | Passenger Transfer Message (airline industry) |
| PTM | Phonetically Tied Mixture |
| PTM | Paint-to-Match (automobiles) |
| PTM | PolyTracker Module Format (digital music file format) |
| PTM | Photon Tunneling Microscopy |
| PTM | Personnel Transport Module (for Landing Craft Air Cushion, LCAC) |
| PTM | Proof Test Model |
| PTM | Petition to Modify |
| PTM | Pall Trinity Micro (Cortland, NY) |
| PTM | Performance and Talent Management (efficiency measurement) |
| PTM | Push to Media (telecommunications) |
| PTM | Pulse Time Multiplex |
| PTM | Plesiochronous Transfer Mode |
| PTM | Pencil Thin Mustache (Jimmy Buffet song) |
| PTM | Partner Territory Manager (Sprint) |
| PTM | Pipe Traffic Manager (InterMidi) |
| PTM | Passenger Transfer Manifest (aviation) |
| PTM | Paneer Tikka Masala (food) |
| PTM | Paddle Tension Monitor |
| PTM | Performance Test Model |
| PTM | Propulsion Technology Modernization |
| PTM | Physical Technology Model |
| PTM | Power Transducer Module |
| PTM | Parallel Table Management (Red Brick) |
| PTM | Phenyltrimethoxysilane (chemistry) |