Physics Abbreviations and Acronyms

1. PMMA
   Polymethylmethacrylate
2. PMMC
   Permanent Magnet Moving Coil
3. PMNS
   Pontecorvo-Maki-Nakagawa-Sakata
4. PMPO
   Peak Momentary Performance Output
5. PMR
   Proton Magnetic Resonance
6. PMRS
   Proton magnetic resonance Spectroscopy
7. PMS
   Particle Measurement System
8. PMT
   Photo Multiplier Tube
9. PMTS
   Predetermined Motion Time System
10. PN
    Physics Notes
11. PN
    Pneumatic
12. PN
    Proton Neutron
13. PN
    PN (Pressure Nominal)
14. PNEU
    Pneumatic
15. PNEUM
    Pneumatic
16. PNL
    Pacific Northwest Laboratory
17. PNNL
    Pacific Northwest National Laboratory (DOE) (US)
18. PNP
    Positive-Negative-Positive
19. PNR
    Polarized Neutron Reflectivity
20. PO
    Opening Pressure

Last updated: May 6, 2025 — Total entries: 5,354