"A",
"B",
"C",
"D",
"E",
"F",
"G",
"H",
"I",
"J",
"K",
"L",
"M",
"N",
"O",
"P",
"Q",
"R",
"S",
"T",
"U",
"V",
"W",
"X",
"Y",
"Z"
Previous section "P" to "PL"
| pm | - | Phase Modulation |
| PM | - | mean power |
| PM | - | polarization-maintaining [optical fiber] |
| PM | - | preventive maintenance |
| PM | - | pulse modulation |
| PMB | - | pilot-make-busy [circuit] |
| PMC | - | PCI Mezzanine Card [PMC Manufacturers] |
| PMM | - | Phase Modulation, Pulse Modulation |
| PMO | - | program management office |
| PNP | - | Positive Negative Positive [transistor] |
| POC | - | Proof Of Concept |
| POE | - | Power over Ethernet [POE Description] |
| PoF | - | Physics of Failure, Point of Failure |
| POI | - | Point of Interface |
| POL | - | Point Of Load |
| PON | - | Passive Optical Network [PON Acronyms] |
| POP | - | point of presence |
| POR | - | Power-On reset |
| POSIX | - | portable operating system interface for computer environments |
| POST | - | Power-On Self-Test |
| POTS | - | plain old telephone service |
| PP | - | polarization-preserving [optical fiber] |
| P-P | - | peak-to-peak [value] |
| P/P | - | point-to-point |
| PPM | - | Parts Per Million, pulse-position modulation |
| PPMC | - | Processor PMC [PPMC Manufacturers] |
| PPP | - | Point to Point Protocol |
| PPPoE | - | Point to Point Protocol over Ethernet |
| pps | - | pulses per second |
| PPTP | - | Point to Point Tunneling Protocol |
| PQFP | - | Plastic Quad Flat Pack [IC Package Styles] |
Next set of "Pr" Abbreviations and Acronyms
