| Nom | Description |
| P MAIL | Paper Mail |
| P MQFP | Plastic Metric Quad Flat Package |
| P TQFP | Plastic Thin Quad Flat Package |
| P&D | Plug and Display ( VESA ) |
| P&P |
| Plug and Play |
| Plug and Plouf |
| Plug and Pray |
| P&R | Placement and Routing |
| P&S | Publish and Subscribe |
| P-CMM | People (management) Capability Maturity Model |
| P/F | Poll / Final bit |
| P/H/A | Phreakers / Hackers / Anarchists |
| P/N: | Part Number |
| P/P | Parallel Port |
| P/T | Part Time |
| P/Z | Pan and Zoom |
| P22 | "X.400 specifications : content type" |
| P2 | "X.400 Interpersonal Messaging Protocol for heading and body" |
| P2P |
| Peer To Peer |
| Peer to Peer [net] |
| People To People |
| P3 |
| "Protocol used by UA Entities and MTA Entities" |
| Platform for Personal Privacy |
| P3I | Pre Planned Product Improvement |
| P3P |
| Platform for Privacy Preferences |
| Platform for Privacy Preferences Project |
| P4 | "The video interface bus on the 3/80" |
| P4A | Programmable Powdered Preform Process for Aerospace |
| P5 | Pentium/586 |
| PA RISC |
| Precision Architecture Reduced Instruction Set Computer ( HP ) |
| Precision Architecture RISC |
| PA&E | Program Assessment and Evaluation |
| PA |
| Paper Advance |
| Pennsylvania |
| Point d'Accès |
| PolyAmide |
| Power Alarm |
| Power Amplifier |
| Precision Architecture |
| Precision Architecture (RISC) |
| Program Address |
| Program Attention |
| Public Address |
| PAA | Peer Access Approved |
| PAB |
| Personal Address Book |
| Policy Advisory Body |
| Primary Application Block |
| PABX |
| Private Automated Branch eXchange |
| Private Automatic Branch Exchanger |
| Private Automatic Branch eXchange |
| PAC |
| Point-And-Click |
| Privilege Access Certificate |
| Privilege Attribute Certificate |
| Program Address Counter |
| Program Authorized Credentials |
| PACAF | Pacific Air Force |
| PACCEPT | Presentation Accept |
| PACE |
| Point Ahead Compensation Experiment |
| Priority Access Control Enabled |
| Priority Access Control Enabled 3Com, ethernet |
| Program for Arrangement of Cables and Equipment |
| PACER | Public Access to Court Electronic Records |
| PACS L | Public Access Computer Systems List |
| PACS |
| Personal Access Communications System |
| Picture Archiving and Communication System |
| Picture Archiving and Communications Systems |
| Public Access Computing Systems |
| PACT |
| Partnership in Advanced Computing Technologies org. UK |
| Personal Air Communications Technology, "pACT" |
| Prefix Access Code Translator |
| Production Analyses Control Technique |
| Programmable Acquisition and Control Timer |
| PACX | Private Automatic Computer eXchange |
| PAD |
| Packet Assembler / Disassembler |
| Packet Assembler Disassembler |
| Packet Assembler/Disassembler |
| Packet Assembling Disassembling |
| PADS | Pen Application Development System |
| PADSX | Partially Automated Digital Signal Cross - Connect |
| PAE |
| Peer Access Enforcement |
| Power Added Efficiency |
| PAEB |
| Pan - American EDIFACT Board |
| Pan American EDIFACT Board |
| PAEK | PolyArylEtherKeton |
| PAF |
| PolyAgglomeration Fuse |
| Programmateur Automatique de Formules |
| PAFC | Phosphoric Acid Fuel Cell |
| PAG | Phreaks Against Geeks |
| PAGODA | Profile Alignment Group for Office Document Architecture |
| PAI |
| Point d'Acces Internet |
| PolyAmidImide |
| Process After Input |
| PAIH | Public Access Internet Host |
| PAIS | Public Access Internet Site |
| PAK | Packed "compressed file name extension" "NoGate Consulting" |
| PAL |
| Palette "file name extension" |
| Paradox Application Language |
| Paradox Applications Language |
| Phase Alternating Line |
| Phase Alternation of Lines [ European color TV standard ] |
| Phase Alternative Line |
| Privileged Architecture Library |
| Programmable Array Logic |
| Programmable Array Logic ( device ) |
| Programmable Assembly Language |
| Programmed Array Logic |
| Programming Assembly Language |
| PALC |
| Plasma Addressed Liquid Crystal |
| Plasma Addressed Liquid Crystal ( display ) |
| PALCD | Plasma Addressed Liquid Crystal Display |
| PALS | Principles of the Alphabet Literacy System |
| PAM |
| Page Allocation Map |
| Paging Area Memory |
| Phase/Amplitude Modulation |
| Pluggable Authentication Module |
| Primary Access Method |
| Programmable Attribut Maps |
| Pulse Amplification Modulation |
| Pulse Amplitude Modulation |
| PAML | Publicly Accessible Mailing Lists |
| PAMR | Public Access Mobile Radio |
| PAN |
| Peripheral Area Network |
| Personal Account Number |
| Personal Area Network |
| Personal Area Network ( Laptop ) |
| PolyAcrylNitril |
| PANIX | Public Access internet/uNIX [system] Unix, Internet, network |
| PANS | Pretty Advanced New Stuff |
| PAO | Publication Assistee par Ordinateur |
| PAP |
| Packet level Procedure |
| Pages Avec Publicité vues |
| Password Authentication Protocol |
| Password Authntication Protocol |
| Practical Applications of Prolog |
| Printer Access Protocol |
| ProgrammAblaufPlan |
| PAPAG | Phreaks Against Phreaks Against Geeks |
| PAPI | PC voice API |
| PAR |
| Parallel |
| Peak-to-Average Ratio |
| Personal Animation Recorder |
| PolyARylat |
| Positive Acknowledgement with Retransmission [protocols] |
| Positive Acknowledgment with Retransmission |
| Project Authorization Request |
| PARA | Paragraph |
| PARADISE | Piloting A Researcher's Directory Service in Europe (European X.500 deployment project |
| PARC | Palo Alto Research Center |
| PARCOR | Partial Correlation |
| PARD | Periodic And Random Deviation ( power supply ) |
| PARLE | [conference on] Parallel ARchitecture and Languages Europe ECRC,conference |
| PARTS | Parts Assembly and Reuse Tool Set |
| PAS2 | Personal Application System /2 "IBM, DB2/2", "PAS/2" |
| PAS |
| PASCAL source code "file name extension" |
| Pro Audio Spectrum |
| Public Announcement Service |
| Public Available Standards |
| Publicly Available Specifications |
| PASC | Portable Application Standards Committee |
| PASCAL | "Programming Language named for Blaise Pascal" |
| PASI | Production, Availability, Shipments, Inventory |
| PASP | Plus Photovoltaic Array Space Power Plus Diagnostics |
| PAT |
| Patch |
| Pattern "file name extensions" |
| Peripheral Allocation Table |
| Port Address Translation |
| Portable Appliance Tester |
| Power Alarm Test |
| Prime à l'Aménagement du Territoire [ Raumordnungsprämie ] |
| Programmers Aptitude Test |
| PATN | Promotional Port Access Telephone Number |
| PATRIC | Pattern Recognition and Information Correlation system |
| PATS | Parameterized Abstract Test Suite |
| PAV | Program Activation Vector |
| PAVE | Precision Avionics Vectoring Equipment |
| PAWS | Parallel Assessment Window System |
| PAX |
| Pixel Adressing eXtensions |
| Portable Archive Exchange |
| Private Automatic eXchange |
| PB |
| Pacific Brigade |
| Petabyte |
| Pipeline Burst [cache] |
| Protective Basic |
| PBA | Printed Board Assembly |
| PBC |
| Peripheral Bus Computer |
| Processor Bus Controller |
| PBD |
| Pacific Bell Directory |
| Program Budget Directive |
| Programmer Brain Damage |
| PBE | Prompt By Example |
| PBEM | Play By E Mail |
| PBGA | Plastic Ball Grid Array |
| PBI |
| Pacific Bell Internet |
| Phone Based Interface |
| PBM |
| Play By Mail |
| Play By Mail [game] |
| PBNI | Pacific Bell Network Integration |
| PBO | Process Before Output |
| PBR |
| Partition Boot Record |
| Policy Based Routing |
| PBS |
| Placement Based Synthesis |
| Portable Base Station ( ATM ) |
| PBSRAM | Pipelined Burst Static RAM |
| PBT | PolyButylenTerephtalat |
| PBTP | PolyButylenTerePhtalat |
| PBX |
| Private Branch eXchange |
| Public Branch Exchange |
| PC DOS | Personal Computer Disk Operating System |
| PC I/O | Program Controlled I/O |
| PC-DOS | Personal Computer Disk Operating System |
| PC97 | Personal Computer 97 "MS", "PC 97" |
| PC |
| Path Control |
| Personal Computer |
| Photoconductive |
| Plug Compatible |
| PolyCarbonat |
| Primary Center |
| Printed Circuit |
| Priority Control |
| Production Control |
| Program Counter |
| Programmable Controller |
| Protocol Control |
| Punched Card |
| PCA |
| Personal Communications Attendant |
| Policy Certification Authority |
| Power Calibration Area |
| Primary Communication Attachment |
| Printed Circuit Assembly |
| Programmable Counter Array |
| PCACIAS | Personal Computer Automated Calibration Interval Analysis System |
| PCAMI |
| Personal Computer Assets Management Institute |
| Personal Computing Asset Management Institute |
| PCAT | Personal Computer Advanced Technology, "PC AT" |
| PCB |
| Page Control Block |
| Printed Circuit Board |
| Process Control Block |
| Program Communication Block |
| Program Control Block |
| Protocol Control Block |
| PCBC |
| Plain Cipher Block Chaining |
| Plain/Propagating Cipher Block Chaining |
| PCC | Portable C Compiler |
| PCCA | Personal Computer Communications Associations |
| PCCADS | Panoramic Cockpit Control and Display System |
| PCCIP | President's Commission on Critical Infrastructure Protection |
| PCD |
| Page Cache Disable (pins) |
| Partition Control Descriptor |
| Photo CD |
| Photo Compact Disk |
| Polycrystalline Diamond |
| Preconfigured Definition |
| Process Control Device |
| PCDA | Program Controlled Data Acquisition |
| PCDOS |
| Personal Computer DOS "OS", "PC DOS" |
| Personal Computer Disk Operating System |
| PCE |
| Presentation Connection Endpoint |
| Process and Control Element |
| PCEB | PCI to EISA Bridge |
| PCEI | Presentation Connection Endpoint Identifier |
| PCEO | Personal Computer Enhancement Operation |
| PCEP | Presentation Connection EndPoint |
| PCERT | Purdue Computer Emergency Response Team |
| PCF |
| Point Control Function |
| Portable Compiled Font |
| Portable Compiled Format |
| PCH |
| Paging CHannel |
| Parallel CHannel |
| PCI |
| Peripheral Component Interconnect |
| Peripheral Component Interconnect / Peripheral Component Interface |
| Peripheral Component Interconnect/Interface |
| Personal Communication Interface ( TIA ) |
| Presentation Context Identifier |
| Program Check Interruption |
| Program Controlled Interruption |
| Programmable Clock Interface |
| Programmable Communication Interface |
| Protocol Control Information |
| PCIA | Personal Communications Industry Association |
| PCIC | PC Card Interrupt Controller |
| PCIO | Program Controlled I/O |
| PCIS |
| Pinnacle Component Information Standard |
| Portable Common Interface Set |
| PCISIG | PCI Special Interest Group |
| PCIXF | Personal Computer Intergrated eXchange Format "OS/2", "PC/IXF" |
| PCL |
| Portable Common LOOPS |
| Printer Command Language |
| Printer Control Language |
| Process Control Language |
| Programmable Command Language |
| PCM |
| Personal Computer Manufacturer |
| Physical Connection Management |
| Plug Compatible Machine |
| Plug Compatible Maker/Manufacturer |
| Plug Compatible Manufacturer |
| Printer Cartridge Metric |
| Product Capacity Manager |
| Profit Contribution Margin |
| Pulse Code Modulation |
| Pulse Coded Modulation |
| Punch Card Machine |
| PCMA | Paired Carrier Multiple Access |
| PCMC |
| PCI Cache Memory Controller |
| Precedence C Model Client |
| PCMCIA |
| PC Memory Card International Association |
| People Can't Memorize Computer Industries Acronyms slang |
| People Can't Memorize Computer Industry Acronyms |
| Personal Computer Memory Card International Association |
| Personal Computer Memory Card International Association org. |
| PCMI | Photo Chromic Micro Imagery |
| PCMIM | Personal Computer Media Interface Module |
| PCMM | People (management) Capability Maturity Model |
| PCMS | Project & Configuration Management System |
| PCMT | Personal Computer Message Terminal |
| PCN |
| Personal Communication Network |
| Personal Communications Network |
| Personal Communications Network ( UK, 1.710 1.785 and 1.805 1.880 GHz ) |
| Personal Communications Networks |
| Personal Computer Network |
| Product Change Notification |
| Public Communications Network |
| PCNET | Personal Computer Network |
| PCNFS | Personal Computer Network File System |
| PCO |
| Peg Count and Overflow |
| Point of Control and Observation |
| Program Change Order |
| PCONNECT | Presentation Connect |
| PCP |
| Parallel Control Port |
| Primary Control Program |
| Printed Circuit Pack |
| PCPC | Personal Computers Peripheral Corporation |
| PCPM | Programmable Call Progress Monitoring |
| PCR |
| Peak Cell Rate |
| Peak Cell Rate ( ATM ) |
| Peripheral Control Routine |
| Personal Computer Rats |
| Polymerase Chain Reaction |
| Post Call Ratio |
| Print Contrast Ratio |
| Processor Configuration Register |
| Program Clock Reference |
| PCRW | Phase Change ReWritable "DVD, EMCA", "PC RW" |
| PCS |
| Patchable Control Store |
| Pattern Code Security System |
| Personal Communication Services/System |
| Personal Communication System |
| Personal Communications Services |
| Personal Communications System/Services |
| Personal Computing System |
| Personal Conferencing Specification |
| Personal Conferencing Standard |
| Physical Coding Sublayer |
| Planning Control Sheet |
| Plastic Clad Silica |
| Print Contrast Signal |
| Process Control Systems |
| Program Counter Store |
| Programmable Communications Subsystem |
| Project Control System |
| Punched Card System |
| PCSA |
| Personal Computer System Architecture |
| Personal Computing Systems Architecture [= Pathworks] |
| PCSD | Printer Control Sequence Description |
| PCSI | Pacific Communication Sciences, Inc. manufacturer |
| PCSN | Private Circuit - Switching Network |
| PCT |
| Partition Control Table |
| Picture "file name extension" |
| Private Communication Technology |
| Private Communications Technology |
| Probe Control Table |
| Program Control Table |
| PCTCP | Personal Computer/Transmission Control Protocol, "PC/TCP" |
| PCTE |
| Portable Common Tool Environment |
| Portable Common Tools Environment |
| PCTFE | PolyChloride TriFluorEthylene |
| PCTR | Protocol Conformance Test Report |
| PCTS | POSIX Compliance Test Suite |
| PCTV | Program Controlled TransVerters |
| PCU |
| Packet Control Unit |
| Peripheral Control Unit |
| Program Control Unit |
| PCV |
| P bit Coding Violation [error event] |
| Path Coding Violation [error event] |
| PCWG |
| Personal Conferencing Work Group |
| Personal Conferencing Working Group |
| PCX |
| PC Paintbrush [ format for graphic images, ZSoft Corporation, Marietta GA ] |
| Picture Extension |
| Picture Image "file name extension" |
| PCXT | Personal Computer eXtended Technology, "PC XT" |
| PD |
| Packetization Delay |
| Per Diem |
| Peripheral Decoder |
| Phase Change Dual |
| Physical Delivery |
| Plasma Display |
| Process Descriptor |
| Public Domain |
| Pulse Doppler (Radar) |
| PDA |
| Personal Digital Assistant |
| Personal Digital Assistent |
| Physical Device Address |
| PDAD | Proposed Draft ADdendum |
| PDAM | Proposed Draft AMendment |
| PDAU | Physical Delivery Access Unit |
| PDB |
| Palm Database "file name extension" |
| Parasitics DataBase |
| Planar Doped Barrier |
| PDC |
| PROLOG Development Center Hersteller, Denmark, PROLOG |
| Personal Digital Cellular |
| Personal Digital Communication |
| Plant Data Collection |
| Power Disk Cartridge |
| Primary DOMAIN Controller MS, Windows NT |
| Primary Digital Carrier |
| Primary Domain Controller |
| Program Delivery Control |
| PDD |
| Physical Device Driver |
| Portable Digital Document |
| Product Definition Data |
| PDE |
| Partial Differential Equation |
| Portable Data Entry |
| Pulse Detonation Engine |
| PDEF | Physical Design Exchange Format |
| PDES |
| Product Data / Definition Exchange Standards |
| Product Data Exchange Specification |
| Product Data Exchange Standard |
| PDF |
| Package Definition File |
| Portable Document File |
| Portable Document Format |
| Power Distribution Frame |
| Precision Direction Finder |
| Printer Definition File |
| Printer Description "file name extension" |
| Printer Description File |
| Processor Defined Function |
| Program Development Facility |
| PDG | Polarization Dependent Gain |
| PDH |
| Plesiochronous Digital Hierarchy |
| Plesiosynchronous Digital Hierarchy |
| PDI |
| Personal Data Interchance |
| Perspective Dark Field Imaging ( semiconductor wafer inspection ) |
| Picture Description Instructions |
| Power and Data Interface |
| PDIAL | Public Dialup Internet Access List |
| PDIF |
| P cad Data Interchange Format |
| Product Definition Interchange Format |
| PDIP | Plastic Dual In Line Package |
| PDISP | Proposed Draft International Standardized Profile |
| PDL |
| PERL Data Language |
| Page / Program Description / Design Language |
| Page Description Language |
| Polarization Dependent Loss |
| Printer Description Language |
| Program Description Language |
| Program Design Language |
| Program Development Language |
| Public Distribution List |
| Push Down List |
| PDLC | Polymer Dispersed Liquid Crystal |
| PDM |
| Product Data Management |
| Program Decision Memorandum |
| Program Development Manager |
| Pulse Duration Modulation |
| PDMS | Plant Design Management System |
| PDMSS | Program Depot Maintenance Scheduling System |
| PDN |
| Programmer's Distribution Network |
| Public Data Network |
| PDO |
| Portable Distributed Objects |
| Process Data Object ( CAN ) |
| PDOS | Parallel and Distributed Operating System |
| PDP |
| "DEC Computer System Designation i.e. PDP 8 PDP 11" |
| Parallel Data Processing |
| Parallel Data Processor |
| Parallel Distributed Processing |
| Peripheral Data Processing |
| Physics Data Processing |
| Plasma Display Panel |
| Programmable Data Path |
| Programmable Data Processor |
| Programmed Data Processor |
| PDQ | Parallel Data Query |
| PDR |
| Preliminary Design Review |
| Processing Data Rate |
| PDRE | Pulse Detonation Rocket Engine |
| PDS |
| Packet Driver Specification |
| Parallel Data Structure |
| Parity Data bits Stop bits |
| Partitioned Data Set |
| Physical Delivery Service |
| Physical Delivery System |
| Planetary Data System |
| Portable Display Shell |
| Portable Document Software |
| Power Drive System |
| Premises Distribution System |
| Processor Direct Slot |
| Processor Direct Slot / Socket |
| Professional Development System |
| Public DOMAIN Software |
| PDSP | Peripheral Data Storage Processor |
| PDSS | Post Development and Software Support |
| PDT |
| Pacific Daylight Time |
| Pacific Daylight Time [ 0700] |
| Performance Diagnostic Tool |
| Programmable Drive Table |
| PDTR | Proposed Draft Technical Report |
| PDU |
| Packet Data Unit |
| Packet Data Unit / Protocol Data Unit |
| Plug Distribution Unit |
| Power Distribution Unit |
| Product Development Unit |
| Protocol Data Unit |
| Protocol Data Unit ( network S.200 ) |
| PDV |
| Photorealistic Data Visualization |
| ProzessDatenVerarbeitung |
| PDWG | Projection Display Working Group |
| PDX |
| Paradox files "file name extension" "Borland" |
| Printer Description Extension "file name extension" |
| PE |
| Parasitic Extraction |
| Parity Error |
| Parity Even |
| Peripheral Equipment |
| Personal Editor |
| Phase Encoding |
| PolyEthylene |
| Portable eXecutable |
| Processing Element |
| Program Element |
| Protect Enable |
| Public Enemy |
| PEA |
| Pocket Ethernet Adapter |
| Pocket Ethernet Adapter LAN, ethernet |
| PEARL | Process and Experiment Automation Realtime Language |
| PEB | PCM Expansion Bus |
| PEBB |
| Power Electronic Building Block |
| Power Electronics Building Block |
| PEC |
| Page End Character |
| Peripheral Event Controller |
| Program Exception Code |
| Program Execution Control |
| PECC |
| Partially Error Controlled Connections |
| Product Engineering Control Center |
| PECL | Positive biased Emitter Coupled Logic |
| PECVD | Plasma Enhanced Chemical Vapour Deposition ( technique ) |
| PED | Personal Electronic Device |
| PEDA | Passenger Electronic Device Association |
| PEDI | Protocol for Electronic Data Interchange |
| PEDS | Planning, programming, budget, and execution Electronic Delivery System |
| PEDT | PolyEthylenDioxyThiopen |
| PEEC | Partial Element Equivalence Circuit |
| PEEK |
| Partners Early Experience Kit |
| PolyEther EtherKeton |
| PEEL | Programmable Electrically Erasable Logic ( ICT ) |
| PEFC | Proton Exchange Fuel Cell |
| PEG | Public, Educational, and Governmental |
| PEI | PolyEtherImid |
| PEK | PolyEtherKeton |
| PEL | Picture Element |
| PEM |
| Polymer Elektrolyt Membranzelle ( Brennstoffzelle ) |
| Privacy Enhanced Mail |
| Privacy Enhanced Mail ( internet ) |
| Program Execution Monitor |
| PEN |
| Public Education Network |
| Public Electronic Network |
| SDK Pen Computing Software Development Kit |
| PENTIUM | Produces Erroneous Numbers Through Incorrect Understanding of Mathematics |
| PEO | Philips Electron Optics ( Eindhoven Netherlands ) |
| PEP |
| Packet Exchange Protocol |
| Packetized Ensemble Protocol |
| Pan European Paging |
| Partition Emulation Programming |
| Peak Envelope Power |
| Performance Enhancement Package |
| Personal Enrichment Program |
| Platform Environment Profile |
| Point d'Echange de Proximité |
| Productivity Enhancement Products ( Laguna Hills CA ) |
| Protocol Extension Protocol |
| PEPM | Partial Evaluation and semantics-based Program Manipulation |
| PEPY | Presentation Element Parser, YACC |
| PER |
| Packed Encoding Rules |
| Point d'Echange Régional |
| Program Event Recording |
| PERC |
| Portable Executive for Reliable Control |
| Power Edge RAID Controller |
| PERL |
| Pathologically Eclectic Rubbish Lister slang |
| Practical Extraction and Report Language |
| Practical Extraction and Reporting Language |
| Pratical Extraction and Report Language |
| PERM | Pre Embossed Rigid Magnetic |
| PERMIS | PERManentes InventurabwicklungsSystem |
| PEROM | Programmable Erasable Read Only Memory |
| PERT |
| Program Evaluation / Evolution and Review Technique |
| Program Evaluation and Review Technique |
| PES |
| P bit Errored Seconds |
| Packetized Elementary Stream |
| Photo Electric Scanning |
| PolyEtherSulfone |
| Positioning Error Signal |
| Processor Enhancement Socket |
| Processor Upgrade Socket |
| Programmed Electrical Stimulation |
| Programmer Electronic Signature |
| Proposed Encryption Standard |
| PESC | Power Electronics Specialist Conference |
| PEST | Parameter Estimation by Sequential Testing |
| PESU | PolyEtherSUlfone |
| PET |
| Personal Electronic Transaction |
| Personal Electronic Translator |
| PolyEthylene Terephtalate |
| Portable Electronic Translator |
| Positron Emission Tomography |
| Print Enhancement Technology |
| Progressive Educational Technology |
| PETP | PolyEthylene TerePhtalate |
| PETS | Parameterized Executable Test Suite |
| PETSCII | Commodore PET ASCII |
| PEX |
| PHIGS Extension for X |
| PHIGS Extension to X |
| PF 1 | Priming Fluid 1 (MIL P 87173) |
| PF |
| Parity Flag |
| Poll / Final (bit) |
| Power Factor |
| Programmable Function |
| PFA |
| Parameter Field Address |
| Predictive Failure Analysis |
| Printer Font ASCII |
| PFB | Printer Font Binary "file name extension" |
| PFC |
| PerFluoroCompound |
| Phase Frequency Comparator |
| Power Factor Correction |
| Printer Fax Copier |
| Protocol Field Compression |
| PFCB | PerFluoroCycloButene ( insulator ) |
| PFD | Phase Frequency Detector |
| PFE |
| Page Fault Error |
| Programmer's File Editor |
| PFEP | Programmable Front - End Processor |
| PFI | Provisional Full Internet |
| PFK | Program Function Key |
| PFM |
| Printer Font Metrics "file name extension" "Windows" |
| Pulse Frequency Modulation |
| PFN | Page Frame Number |
| PFP | Plastic Flat Package |
| PFPU | Processor Frame Power Unit |
| PFR |
| Portable Font Resource |
| Power Fail Recovery |
| Power Fail Restart |
| PFS | PowerFail Signal |
| PFU | Programmable Function Unit ( ORCA ) |
| PG |
| Peripheral Gateway |
| Protective Ground |
| PGA |
| Pin Grid Array |
| Pin Grid Array (socket) |
| Professional Graphics Adapter |
| Programmable Gain Amplifier |
| Programmable Gate Array |
| PGC |
| Professional Graphics Controller |
| Program Group Control |
| PGDN | Page Down |
| PGFNA | Prince George Free Net Association |
| PGI | Parameter Group Identifier |
| PGIA | Programmable Gain Instrumentation Amplifier |
| PGL |
| Graphics "file name extension" "Hewlett Packard" |
| Peer Group Leader (ATM Forum) |
| Professional Gamers' League |
| PGM |
| Precision Guided Munitions |
| Program |
| PGML | Precision Graphics Markup Language |
| PGP |
| Pretty Good Privacy |
| Pretty Good Privacy [ internet encryption algorithm ] |
| ProGram Parameter "file name extension" "AutoCAD" |
| PGS | Program Generation System |
| PGT | Page Table |
| PGUP | Page Up |
| PH |
| Packet Handler |
| Parity High (bit) |
| PHA |
| Phreakers / Hackers / Anarchists |
| Preliminary Hazard Analysis |
| Pulse Height Analyzer [ device that gives a measure of the amplitude of a signal applied to its input ] |
| PHACT | Phreakers / Hackers / Anarchists / Cyberpunks / Technologists |
| PHAMOS | Philips Advanced Management and Operations System |
| PHARE | Program for Harmonised ATC Research in Europe |
| PHB | Program Header Block |
| PHC | Packet Header Cache |
| PHD |
| Partial High Density |
| Phreak / Hacker Destroyers (usually as PhD) |
| PHDL | Philips Hardware Description Language |
| PHF | Personal Hands Free [ kits can reduce exposure to the electromagnetic radiation from mobile phones ] |
| PHI | Packet Handler Interface |
| PHIGS |
| Programmer Hierarchical Interactive Graphics System |
| Programmer's Hierarchical Interactive Graphics Standard |
| Programmer's Hierarchical Interactive Graphics System |
| Programmers' Hierarchical Interactive Graphics Standards |
| PHIGSPLUS | PHIGS Plus Lumiere and Surfaces "PHIGS", "PHIGS PLUS" |
| PHIPS | Professional High Resolution Image Processing System |
| PHO | Phone List "file name extension" |
| PHP | Personal HandyPhone |
| PHS | Personal Handyphone System |
| PHUK | Phreak/Hack, United Kingdom (sometimes as P-H-UK and P/H-UK) |
| PHUN |
| Phreaker Hacker Underground Network |
| Phreakers and Hackers Underground Network network |
| PHY |
| PHYsical ( layer ) |
| PHYsical Layer Control |
| PI |
| Parameter Identifier |
| Peripherals Interface |
| Physical Inventory |
| Pirate Incorporated |
| Placement and Interconnect [system] |
| PolyImide |
| Private Investigator |
| Processing Instruction |
| Program Interruption |
| Program Isolation |
| Protocol Identifier |
| Protocol Interpreter |
| PIA |
| Peripheral Interface Adapter |
| Plug In Administrator |
| Plug-In Administrator |
| Primary Initialization Area |
| PIB | PolyIsoButylene |
| PIC |
| Peripheral Interface Controller ( GI ) |
| Personal Identification Code |
| Personal Information Carrier |
| Personal Intelligent Communicator |
| Plastic Insulated Cable |
| Platform for Internet Content |
| Point in Call |
| Polyolefin Insulated Cable |
| Position Independent Code |
| Positive Impedance Converter |
| Primary Independent Carrier |
| Primary Interexchange Carrier |
| Priority Interrupt Controller |
| Program Information Code |
| Program Interrupt Controller |
| Programmable Input/output Cell ( ORCA ) |
| Programmable Interrupt Controller |
| PICA | Power Industry Computer Applications conference |
| PICG | PCTE Interface Control Group |
| PICMG | PCI Industrial Computer Manufacturers Group |
| PICS |
| Animation file format |
| Platform for Internet Content Selection |
| Plug in Inventory Control System |
| Plug-in Inventory Control System |
| Production Information and Control System |
| Protocol Implementation Conformance Statement |
| Protocol Implementation Conformance Statements |
| PICSDCPR | PICS Detailed Continuing Property Record, "PICS/DCPR" |
| PICT |
| Macintosh native graphics file format |
| Picture |
| PICU | Priority Interrupt Control Unit |
| PID |
| Personal Identification Device |
| Personal Information Device |
| Process Identification Number |
| Process Identifier |
| Processor IDentifier |
| Product ID |
| Proportional Integral Derivative |
| Proportional, Integral, Derivative ( control ) |
| Proprietary Information Disclosure |
| Protocol IDentifier [governing connection types] |
| Protocol Identifier |
| PIE |
| Paysage Internet Européen |
| Personal Interactive Electronics |
| Personal Interactive Electronics [division] |
| PIER | Procedures for Internet/Enterprise Renumbering |
| PIF |
| Paysage Internet Francais |
| Phase Interface Fading |
| Picture Interchange Format |
| Picture Interchange Format File |
| Program Information File |
| Program Information File (usually as .PIF) |
| PIFT | Protocol Interbank File Transfer |
| PIG | Psion Interest Group |
| PII |
| Paysage Internet International |
| Program Integrated Information |
| PIIX | PCI IDE/ISA Xcelerator |
| PILOT |
| Phased Integrated Laser Optics Technology |
| Programmed Inquiry Learning Or Teaching |
| PIM |
| Parallel Inference Machine |
| Parameterized Ionosphere Model |
| Paysage Internet Mondial |
| Personal Information Manager |
| Port Interface Module |
| Primary Interface Module |
| Programmable Interconnect Matrix |
| Protocol Independent Multicast |
| PIMB | PCTE Interface Management Board |
| PIMF | Paar [kabel] In MetallFolie "VDE, STP", "PiMF" |
| PIMP | Personal Internet Mail Processor |
| PIMS | Project Information Management System |
| PIN |
| Personal Identification Number |
| Personal Identification Number banking |
| Positive Insulator Negative ( doped diode regions ) |
| Process Identification Number |
| Processor Independent Netware |
| PIND | Particle Impact Noise Detection |
| PINE |
| Pine Is Not Elm |
| Program for Internet News & Email |
| Program for Internet News and E-mail |
| Program for Internet News and Email |
| Program for Internet News and Email / PINE Is No longer ELM |
| PINET | Physicians Information NETwork network, USA |
| PING |
| Packet InterNet Groper |
| Packet Internet Grouper |
| PIO |
| Parallel / Programmed Input/Output |
| Parallel Input/Output |
| Peripheral Input/Output |
| Pilot Induced Oscillation |
| Processor Input/Output |
| Programmed Input/Output |
| PIOCS | Physical Input/output Control System |
| PIOS | Personen, Institutionen, Objekte, Sachen |
| PIP |
| 'P' Internet Protocol |
| P Internet Protocol |
| Packet Interface Port |
| Paper Impact Printing |
| Pattern and Information Processing |
| Periphal Interchange Program |
| Peripheral Interchange Program |
| Personal Information Processor |
| Picture In Picture |
| Plug In Protokoll |
| Problem Isolation Procedure |
| Procedural Interface Protocol |
| Product Improvement Plan |
| Programmable Interconnect Point |
| PIPE | Primary Integrated Platform Environment |
| PIPO | Parallel In Parallel Out |
| PIPS |
| Parallel Information Processing System |
| Pattern Information Processing Systems |
| Power page Internet Printing System |
| PIR |
| Passive InfraRed ( detector ) |
| Protocol Independent Routing |
| PIRA | Printing Industries Research Association org. |
| PIRV | Programmed Interrupt Request Vector |
| PISA | Portable InformationsSystem Architecture |
| PISABG | PISA/Business Graphics "PISA", "PISA/BG" |
| PISADB | PISA/Data Base "PISA, DB", "PISA/DB" |
| PISADD | PISA/Data Dictionary "PISA", "PISA/DD" |
| PISADK | PISA/ ??? "PISA", "PISA/DK" |
| PISAMP | PISA/Menue Processor "PISA", "PISA/MP" |
| PISANT | PISA/ ??? "PISA", "PISA/NT" |
| PISAPPS | PISA/ProduktionsPlanung und Steuerungsystem "PISA", "PISA/PPS" |
| PISAQL | PISA/Query Language "PISA", "PISA/QL" |
| PISARG | PISA/Report Generator "PISA", "PISA/RG" |
| PISC | Parallel Instruction Set Computing |
| PISO | Parallel In Serial Out |
| PISW | Process Interrupt Status Word CPU, assembler |
| PIT |
| Periodic Interrupt Timer |
| Programmable Intelligent Tag |
| Programmable Interval Timer |
| PITA |
| Pain In The Anatomy / As slang, Usenet, IRC |
| Pain In The Arse |
| Pain In The Ass |
| Pain In The Ass ( net slang ) |
| PITR | Product Inter-operation Test Report |
| PITS | Pie In The Sky |
| PIU |
| Path Information Unit |
| Peripheral Interface Unit |
| Plug In Unit |
| PIV |
| Particle Image Velocimetry |
| Peak Inverse Voltage |
| Personnel Identification Verification |
| PIX | Paris Internet Exchange |
| PIXEL | Picture Element |
| PIXIT | Protocol Implementation Extra Information for Testing |
| PJL | Printer Job Language |
| PJPEG | Progressive JPEG |
| PK | Primary Key |
| PKC |
| Public Key Cryptography |
| Public Key Cryptosystem |
| PKCS |
| Public Key Crypto System |
| Public Key Cryptography Standards |
| PKE | Public Key Encryption |
| PKI |
| Public - Key Infrastructure |
| Public Key Infrastructure |
| PKS | Polizeiliche KriminalStatistik |
| PKV | Public Key Encryption |
| PL/1 |
| Programming Language / 1 |
| Programming Language One |
| PL/M |
| Programming Language for Microcomputers |
| Programming Language for Micros |
| PL/SQL |
| Procedural Language/Structured Query Language |
| Procedural Logic/SQL |
| PL1 | Programming Language no. 1 "DEC", "PL/1" |
| PL |
| Parity Low (bit) |
| Perl Language "file name extension" |
| Phillips Laboratory |
| Physical Layer |
| Plus |
| Presentation Layer |
| Private Line |
| Programming Language |
| PLA |
| Programmable Logic Array |
| Programmable Logic Array ( Signetics ) |
| Programmed Logic Array |
| PLAID | Precision Location and Identification |
| PLATO |
| Programmed Logic for Automated Teaching Operations |
| Programmed Logic for Automatic Teaching Operations |
| PLB |
| Picture Level Benchmark |
| Picture-Level Benchmark |
| PLBSI | Picture Level Benchmark Sample Implementation |
| PLC |
| Power Line Carrier |
| Power Line Carrier ( modem ) |
| Power Line Communications ( technique ) |
| Programmable Logic Cell |
| Programmable Logic Controller |
| Public Limited Company |
| PLCB | Pseudo Line Control Block |
| PLCC |
| Plastic Leaded Chip Carrier |
| Plastic Leadless Chip Carrier |
| PLCP |
| Physical Layer Convergence Procedure |
| Physical Layer Convergence Procedure / Physical Layer Convergence Protocol |
| Physical Layer Convergence Procedure / Protocol |
| PLD |
| Phase Lock Demodulator |
| Power Line Disturbance |
| Programmable Logic Device |
| PLDC | Polymer Dispersed Liquid Crystal ( display ) |
| PLDI | Programming Language Design and Implementation |
| PLDM | Power Line Disturbance Monitor |
| PLDS | Pilot Land Data System |
| PLE | Public Local Exchange |
| PLEDM | Phase state Low Electron hole number Drive Memory |
| PLI | Programming Language Interface |
| PLILP | Programming Language, Implementations, Logics and Programs |
| PLIP | Parallel Line Internet Protocol "IP", "PL/IP" |
| PLL |
| Phase Locked Loop |
| Pre Linked Library |
| Prelinked Library "file name extension" "Clipper" |
| PLM | Programming Language for Microcomputers |
| PLMK | Please Let Me Know |
| PLMN | Public Land Mobile Network |
| PLO | Phase Locked Oscillator |
| PLOKTA | Press Lots Of Keys To Abort |
| PLOU |
| Physical Layer Overhead Unit |
| Physical Layer Overhead Unit "UNI", "PL OU" |
| PLP |
| Packet Layer Protocol |
| Packet Layer Protocol / Procedure |
| Party Line Protocol |
| Physical Layer Processor ( DECT ) |
| Presentation Level Protocol |
| PLPS | Presentation Level Protocol Standard |
| PLR | Program Library Release |
| PLRAM | Program Locatable Random Access Memory |
| PLS |
| Personal Library Systems manufacturer |
| PhysicaL Signaling |
| Physical Layer Signaling |
| Primary Link Station |
| Programmable Logic Sequencer |
| PLSAP | Physical Layer Service Access Point |
| PLSQL | Procedural Language/Structured Query Language |
| PLU |
| Price Look Up |
| Primary Logical Unit |
| PLV |
| Presentation Level Video |
| Production Level Video |
| Production-Level Video |
| PM6 | PagerMaker6 "file name extension" "Corel" |
| PM |
| Performance Management |
| Performance Management ( ATM ) |
| Peripheral Module |
| Permanent Magnet ( motor ) |
| Phase Modulation |
| Physical Medium |
| Plant Management |
| Power Management |
| Presentation Manager |
| Preventative Maintenance |
| Preventive Maintenance |
| Process Manager |
| Program Manager |
| Program Mode |
| Protocol Machine |
| PMA |
| Performance Measurement Analysis |
| Physical Medium Attachement ( sublayer ) |
| Physical Medium Attachment |
| Policy Management Architecture |
| PreMarket Approval |
| Program Memory Area |
| PMAC |
| Packet Media Access Control "FDDI", "P MAC" |
| Packet Media Access Controller / Peripheral Module Access Controller |
| Peripheral Module Access Controller |
| PMAD | Power Management and Distribution |
| PMBX | Private Manual Branch Exchange |
| PMC |
| PCI Mezzanine Card |
| Prix Moyen Constaté |
| Pseudo Machine Code |
| PMCT | Program Management Control Table |
| PMD |
| Packet Mode Data |
| Physical Media Dependant |
| Physical Medium Dependent ( layer ) |
| Physical Medium Dependent (Sublayer) / Physical Media Dependent (Sublayer) |
| Physical layer, Medium Dependant [sub layer] |
| PostMaster Daemon (usually as pmd) |
| Program Management Directive |
| PMDC | Polarization Mode Dispersion Compensator |
| PMDRAM | Page Mode Dynamic Random Access Memory "RAM, DRAM, IC", "PM DRAM" |
| PME | Pattern Matching Engine |
| PMF | Performance Measurement Facility |
| PMI |
| Personal Management Information |
| Physical Medium Independent (Sublayer) |
| Private Memory Interconnect |
| PMID | Portable MAC Identity for Display ( DECT ) |
| PMIG | Programmer's Minimal Interface to Graphics |
| PMIGBOM | Put Mind In Gear Before Opening Mouth |
| PMJI | Pardon Me for Jumping In slang |
| PMM | Pentium Mobile Module |
| PMMA | PolyMethyl MethAcryliate |
| PMMS | Plant Maintenance Management System |
| PMMU | Paged Memory Management Unit |
| PMMW | Passive Millimeter Wave |
| PMMX | Pentium MMX |
| PMN | Performance Monitoring |
| PMOS |
| P channel Metal Oxide Semiconductor |
| Positive channel Metal Oxide Semiconductor |
| PMP |
| Point to MultiPoint |
| Post Metal Programming |
| Preventive Maintenance Package |
| PMR |
| Poor Man's Routing |
| Private Mobile Radio |
| Problem Management Report |
| Professional Mobile Radio |
| PMS |
| Pantone Matching System |
| Personal Mailing System |
| Policy Management System |
| Processor Memory Switch |
| Project Management System |
| Public Message Service |
| Public Message System |
| Pump Managing System |
| PMSM | PermanentMagneterregter SynchronMotor |
| PMSP | Preliminary Message Security Protocol |
| PMT |
| Packet-Mode Terminal |
| Photo Multiplier Tube |
| PhotoMultiplicator Tube |
| PMTS | Predetermined Motion Time System |
| PMU |
| Parametric Measurement Unit |
| PowerMeter Unit |
| Precision Measurement Unit |
| PMW | Project Manager Workbench |
| PMX |
| Packet Multiplexer |
| Presentation Manager for the X window system, "PM/X" |
| Private Manual Exchange |
| Private Message Exchange |
| PN |
| Part Number |
| Personal Name |
| Physical Node |
| Positive Notification |
| Processing Node |
| PseudoNoise |
| PNA |
| Private Network Adapter |
| Programmable Network Access |
| Project Network Analysis |
| PNAP | Private Network Access Point |
| PNB | Pacific Northwest Bell |
| PNC | Personal Number Calling |
| PND | Present Next Digit |
| PNG |
| Portable Network Graphics |
| Portable Network Graphics [format] |
| PNIC | Private Network Identification Code |
| PNN | Probabilistic Neural Network |
| PNNI |
| Private Network to Network Interface |
| Private Network to Network Interface "ATM", "P NNI" |
| Private Network-Node Interface / Private Network-to-Network Interface |
| [phase 0] Public Network Node Interface [protocol] |
| PNO | Profibus NutzerOrganistaion |
| PNP |
| Plug 'N Play "PNP", "PnP" |
| Plug And Play |
| Plug and Play / Plug N Play (usually as PnP) |
| Positive Negative Positive ( doped bipolar transistor regions ) |
| PNPBIOS | Plug and Play Basic Input Output System "PNP, BIOS", "PnP BIOS" |
| PNPN |
| Positive - Negative - Positive - Negative (devices) |
| Positive Negative Positive Negative [devices] |
| PNR | Passenger Name Record |
| PNS | PeaceNet Sweden network |
| PNSB | Position and Navigation Systems Business |
| PNW | Personal NetWare |
| PO |
| Parity Odd |
| Passive Open |
| Point of Observation |
| Purchase Order |
| POA |
| Portable Object Adapter |
| [Java] Portable Object Adapter |
| POAC | Probe Origin Authentication Check |
| POACH | PC On A Chip |
| POB | Peripheral Order Buffer |
| POC IT | Point Of Care Information Technology |
| POC |
| Point Of Contact |
| Policy Oversight Committee |
| Proof of Concept |
| POCE | Pantone Open Color Environment |
| POCSAG |
| Post Office Code Standard Advisory Group |
| Post Office Code Standardization Advisory Group |
| POD |
| Piece Of Data |
| Plain Old Document [format] |
| Plain Old Documentation |
| Plain Old Dos |
| Polyplanar Optic Display |
| Power On Demand |
| Precise Orbit Determination |
| Publishing On Demand |
| PODA |
| Piloting of ODA |
| Priority Orientated Demand Assignment |
| PODC | Principles Of Distributed Computing |
| POE |
| Power Open Environment |
| PowerOpen Association Apple, IBM, Motorola, ..., org. |
| ProgrammOrganisationsEinheit ( SPS ) |
| POEM | Portable Object orientated Entity Manager |
| POEMS | Platinum Open Enterprise Management System |
| POEP | Primary Operand Execution Pipeline "Motorola, CPU", "pOEP" |
| POF |
| Plastic Optical Fiber |
| Point Of Failure |
| Programmable Operator Facility |
| POGO | Programmer Oriented Graphics Operation |
| POH |
| Path OverHead |
| Power On Hours |
| POI |
| Parallel Optical Interconnect |
| Path Overhead Indicator |
| Point Of Information |
| Point Of Interaction |
| Point Overhead Indicator |
| Program Operator Interface |
| POINT | Polymer Optical INterconnect Technology |
| POL |
| Petroleum, Oil, and Lubricants |
| Problem / Procedure / Process Oriented Language |
| Problem Oriented Language |
| POLE | Point Of Last Environment |
| POM |
| Phase Of the Moon |
| PolyOxyMethylen |
| Printer Output Microfilm |
| Program Objective Memorandum |
| POMR | Problem Oriented Medical Record |
| PON | Passive Optical Network |
| PONSI | Program On Non-collegiate Sponsored Instruction |
| POOL |
| Parallel Object Orientated Language |
| Parallel Object Oriented Language |
| POOR | Protectors Of Our Rights |
| POP3 |
| Post Office Protocol 3 |
| Post Office Protocol Version 3 |
| POP |
| Package for Online Programming |
| Picture Out of Picture |
| Point Of Presence |
| Pop from Stack |
| Post Office Protocol |
| Precision Optical Performance |
| Programmable Option Select |
| Project Optimization Procedure |
| POPA | Pop All Registers |
| POPF | Pop Flags |
| POPL | Principles of Programming Languages |
| POR |
| Pacific Ocean Region |
| Plan Of Record |
| Point Of Return |
| Power On Reset |
| POS |
| Packet Over Sonet |
| Pascal Operating System |
| Plain Old telephone Service |
| Point Of Sale |
| Positive |
| Primary Operating System |
| Programmable Object Select |
| POSC | Petrotechnical Open Software Corporation |
| POSE | Palm Operating System Emulator |
| POSI |
| Promoting OSI |
| Promoting conference for OSI Japan, |
| POSIR | Point Of Sales Internet Reporting |
| POSIX |
| Portable Operating System Interface eXtension |
| Portable Operating System Interface for Unix |
| Portable Operating System for unIX |
| POST | Power On Self Test |
| POSTNET | Postal Numeric Encoding Technique |
| POSYBL | PrOgramming SYstem for distriButed appLications |
| POT | Point Of Termination |
| POTS |
| Plain Old Telephone Service |
| Plain Old Telephone System slang, Usenet, IRC |
| Plain Old Time Sharing |
| POV |
| Persistence of Vision raytracing |
| Point Of View |
| POWER |
| Performance Optimization with Enhanced RISC |
| Performance Optimized With Enhanced RISC |
| Positive Opportunities for Women Engineer's Retention |
| Power Optimization With Enhanced RISC [chip] |
| POWERPC | POWER Performance Computing |
| PP |
| Parallel Port |
| Parallel Processor |
| Physical Partion |
| Physical Plane |
| PolyPropylene |
| Portable Part ( DECT handset ) |
| Post Pay |
| Pre Pay |
| Pre Processor |
| PPA |
| Parallel Port Adapter |
| Physical Point of Attachment |
| Pixel Processing Accelerator |
| Privacy Protection Act |
| Professional Prepress Alliance |
| Protected Partition Area |
| PPBS | Planning, Program, and Budgeting System |
| PPC |
| Pay Per Click |
| Power PC |
| PowerPC |
| Prix Public Conseillé |
| Program - to - Program Communication / Peer - to - Peer Communication |
| Program to Program Communication |
| PPCI | Presentation Protocol Control Information |
| PPCM | Pixel Per Centimeter |
| PPD |
| Peripheral Pulse Distributor |
| Port Protection Device |
| PostScript Printer Description "file name extension" |
| PPDS | Personal Printer Data Stream |
| PPDU | Presentation Protocol Data Unit |
| PPE |
| Packet Processing Engine |
| Personal Protective Equipment |
| Plastic Package Engineering |
| PolyPhenyleneEther |
| Problem Program Efficiency |
| Problem Program Evaluator |
| PPG | Period Pulse Generator |
| PPGA | Plastic Pin Grid Array |
| PPH | Pages Per Hour |
| PPI |
| Parallel Port Interface |
| Pixel Per Inch |
| Pixels Per Inch |
| Pixels Per Inch (usually as ppi) |
| Precise Pixel Interpolation |
| Programmable Peripheral Interface |
| Pulse Per Inch |
| PPIC | Phose-Phree-Inner-Circle |
| PPID | Parent Process IDentification number |
| PPL |
| Pcboard Programming Language |
| Polymorphic Programming Language |
| PPLN | Periodically Poled Lithium Niobate |
| PPM |
| Pages Per Minute |
| Pages Per Minute (usually ppm) |
| Pages Per Month |
| Presentation Protocol Machine |
| Principal Period Maintenance |
| Pulse Position Modulation |
| PPMS | Professional Productivity Management System |
| PPN |
| Private Packet Network |
| Project Programmer Number |
| Project-Programmer Number / Programmer Project Number / Project Program Number |
| Public Packet Switching |
| PPOP | Plain Paper Optimized Printing "Canon", "P POP" |
| PPOPP | Principles and Practice Of Parallel Programming |
| PPP/MP | Point-to-Point Protocol / Multilink Protocol |
| PPP |
| Parallel Push Pull ( amplifier ) |
| Point to Point Protocol |
| Point-to-Point Protocol |
| Points Par Pouce |
| Programmable Post Processor |
| PPPMP | Point-to-Point Protocol Multilink Protocol |
| PPPOE | Point to Point Protocol Over Ethernet |
| PPPoA | PPP over ATM |
| PPPoE | PPP over Ethernet |
| PPQN | Pulses Per Quarter-Note (MIDI) |
| PPR | Protocol Permutation and Randomizing |
| PPS |
| Packets Per Second |
| Parallel Processing System |
| PolyPhenylenSulfid |
| Power Personal Systems |
| Product Performance Surveys |
| ProduktionsPlanung und Steuerung |
| Public Packet Switching |
| Public Packet Switching [network] |
| Pulse Per Second |
| Pulses Per Second |
| PPSDN |
| Public Packet - Switched Data Network |
| Public Packet Switched Data Network |
| PPSN |
| Public Packet - Switched Network |
| Public Packet Switch Network |
| Public Packet Switched Network |
| PPSU | Personal Printer Spooling Utility |
| PPT |
| Primary Program Operator Interface Task |
| Processing Program Table |
| PPTC | Polymeric Positive Teperature Coefficient ( device ) |
| PPTM | Protocol Profile Testing Methodology |
| PPTP |
| Point to Point Tunneling Protocol |
| Point to Point Tunneling Protocol [ networking technology that supports multiprotocol virtual private networks ] |
| Point to Point Tunnelling Protocol |
| Point to.Point Tunneling Protocol |
| Point-to-Point Tunneling Protocol |
| PPU | Peripheral Processing Unit |
| PPV |
| Pay Per View |
| Personal Page Vacuum |
| PolyPhenylene Vinylene ( LEP ) |
| PQA |
| Palm Query Application |
| Protected Queue Area |
| PQEL | Partition Queue Element |
| PQET | Print Quality Enhancement Technology |
| PQFP |
| Plastic Quad Flat Pack |
| Plastic Quad Flat Pack (socket) |
| Plastic Quad Flat Package |
| PQO | Parallel Query Option |
| PQR | Picture Quality Rating |
| PR |
| Packet Radio |
| Pattern Recognition |
| Pentium Rating |
| Phrase Recognition |
| Pitch Ratio |
| Prepare |
| Program Register |
| Puerto Rico |
| PRA |
| Parabolic Reflector Antenna |
| Programmable Resistor Array |
| PRACSA | Public Remote Access Computer Standards Association |
| PRAM |
| Parallel Random Access Machine |
| Parameter Random Access Memory |
| Parameter Random Access Memory "RAM, IC, Apple", "P RAM" |
| Programmable Random Access Memory |
| PRB |
| Packet Receive Buffer |
| Personal Request Broker |
| PRBS | PseudoRandom Bit Sequence |
| PRC |
| Pilot Resource "file name extension" "Palm Pilot" |
| Precision |
| Primary Return Code |
| Program Required Credentials |
| Pseudo Random Code |
| PRCA | Puerto Rico Communications Authority |
| PRCE | Prime Régionale à la Création d'Enterprises [ Regionale Beschäftigungsprämie ] |
| PRCS | Project Revision Control System |
| PRD | Printer Driver "file name extension" "Microsoft" |
| PRDMD | Private Directory Management Domain |
| PRE |
| Prefix |
| Preformatted |
| Prime Régionale à l'Emploi [ Regionale Beschäftigungsprämie ] |
| PREFUSE | Presentation Refuse |
| PREMIS | PREMises Information System |
| PREMO | Presentation Environment for Multimedia Objects |
| PREP |
| Power PC Reference Platform |
| PowerPC REferenz Plattform "IBM, Apple", "PReP" |
| PREPNET | Pennsylvania Research and Economic Partnership NETwork network, USA,"PREPnet" |
| PRESTEL | Press button on Telephone Lines |
| PREVIS | Previsualization |
| PRF |
| Preferences "file name extension" "Grammatik IV" |
| Problem Report Form |
| Pulse Repetition Frequency |
| PRFECT | Prediction RF Effects Coupling Tool |
| PRG |
| Program "file name extension" |
| Program Review Group |
| Purge |
| PRI |
| (ISDN) Primary Rate Interface |
| Primary Rate Interface |
| Pulse Repetition Interval |
| PRID | PRotocol IDentifier |
| PRIDE |
| PRofitable Information by DEsign |
| Policy based Routing Implementation and Deployment in Europe |
| PRIMENET | Prime Network |
| PRINTF | Print with Formatting |
| PRIP | Pattern Recognition and Image Processing |
| PRISM |
| PRogrammed Integrated System Maintenance |
| Parallel Reduced Instruction Set Multiprocessing |
| Photo Refractive Information Storage Material |
| PhotoRefractive Information Storage Material |
| Primary Rate Interface Signaling and Maintenance ( controller ) |
| PRJ | Project "file name extension" "Borland" |
| PRK | Photorefractive Keratectomy |
| PRM |
| Portable Radio Modem |
| Protocol Reference Model |
| Pulse Rate Modulation |
| PRMD |
| PRivate Management DOMAIN |
| Private Mail Domain / Private Management Domain |
| PRML |
| Partial Response Maximum Likelihood |
| Partial Response Maximum Likelihood |
| Partial Response, Maximum Likelihood ( data channel ) |
| Partial-Response, Maximum-Likelihood |
| PRN |
| Printer |
| Pseudo Random Noise [code] |
| PseudoRandom Noise |
| PRNG | Pseudo Random Numer Generator |
| PRNU | Pixel Response Non Uniformity |
| PRO |
| Precision RISC Organization org. |
| Professionals "Domain Name" "Internet" |
| Profile "file name extension" |
| PROC |
| Procedure |
| Processor |
| PROFIBUS | PROcess FIeld BUS |
| PROFS |
| PRofessional OFice System |
| Professional Office System |
| PROG |
| Program |
| Programmer |
| PROGRES | PROgramming with Graph REwriting Systems |
| PROLOG |
| PROgramming in LOGic (programming language) |
| Programming In Logic |
| Programming in Logics |
| PROM |
| Partial Read Only Memory, "P ROM" |
| Programmable ROM |
| Programmable Read Only Memory |
| Programmable Read-Only Memory |
| PROMATS | PROgrammable Magnetic Tape System |
| PROMIS | Problem Oriented Medical Information System |
| PROPAL | PROgrammed PAL |
| PROS | ??? [protocol] |
| PROTEC | Programmable Ordnance Technology |
| PROTEL | PRocedure Oriented Type Enforcing Language |
| PRPG/PSA | Pseudo Random Pattern Generation/Parallel Signature Analysis |
| PRPQ | Programming Request for Price Quotation |
| PRR | Pulse Repetition Rate |
| PRS |
| Pattern Recognition System |
| Personal Response System |
| Printer "file name extension" "WordPerfect" |
| PRSI | Programmable Random Signal Interconnect |
| PRT |
| Platinum Resistance Thermometer |
| Portable Remote Terminal |
| Printer |
| Program Reference Table |
| PRTC | Puerto Rico Telephone Company |
| PRTD | Platinum Resistance Temperature Detector |
| PRTM | Printing Response Time Monitor |
| PRTSC |
| Print Screen |
| Print Screen (usually as PrtSc) |
| PReP | PowerPC Reference Platform |
| PS/2 |
| Personal System 2 |
| Personal System/2 |
| Programming System 2 |
| PS2 | Personal System /2, "PS/2" |
| PS |
| Personal System |
| Point Sémaphore |
| PolyStyrol |
| PostScript |
| PostScript "file name extension" |
| Power Supply |
| Presentation Service |
| Print Server |
| Privilege Service |
| Process Status |
| Program Store |
| Proportional Spacing |
| Proposed Standard |
| PSA |
| Parallel Signature Analysis |
| Peripheral Suppliers Association |
| Pilot Symbol Assistance |
| Process Service Area |
| PSAP |
| Presentation Service Access Point |
| Public Safety Answering Point |
| PSAPI | Presentation Space Application Programming Interface |
| PSB | Program Specification Block |
| PSC |
| Permanent Split Capacitor ( motor ) |
| Personal Super Computer |
| Pittsburgh Supercomputer Center |
| Pittsburgh Supercomputing Center |
| Prime Service Contractor |
| Print Server Command |
| Print Server Control |
| Product Service Center |
| Protection Switching Circuit |
| Public Safety Calling system |
| Public Service Commission |
| PSCB | Presentation Services Command Processor |
| PSCF | Primary System Control Facility |
| PSCNET | Pittsburgh Supercomputing Center NETwork network, USA, "PSCnet" |
| PSCNi | Program Support Communications Network Internet |
| PSD |
| Position Sensitive Device |
| Power Spectral Density |
| Printer Sharing Device |
| Product Support Document |
| Programmable System Device ( WSI ) |
| Programmer's Supplementary Documents |
| PSDC | Public Switched Digital Capability |
| PSDN |
| Packet Switched Data Network |
| Packet Switching Data Network |
| Packet-Switched Data Network / Public Switched Data Network |
| Public Switched Data Network |
| PSDS |
| Packet Switched Data Service |
| Public Switched Digital Service |
| PSDU | Presentation Service Data Unit |
| PSE |
| Packet Switch Exchange |
| Personal Secure Environment |
| Port Switched Ethernet Bytex, VLAN, ethernet |
| Power Series Expansion |
| Programmeur de Système d'Exploitation |
| PSEC | Picosecond (one trillionth of a second) |
| PSEL | Presentation Selector |
| PSERVER | Print Server |
| PSES | P bit Severely Errored Seconds |
| PSF |
| Permanent Swap File |
| Print Services Facilities |
| Print Services Facility |
| PSG |
| Phosphorous Silicate Glass ( process ) |
| Planning System Generator |
| PSGA | Polymer Stud Grid Array |
| PSH | Push (flag) |
| PSI |
| Packet Switching Interface |
| Performance Summary Interval |
| Performance Systems International |
| Performance Systems International, inc. |
| Peripheral Subsystem Interface |
| Pounds per Square Inch |
| Process to Support Interoperability |
| Programmable Serial Interface |
| PSID |
| PostScript Image Data |
| Presentation Space IDentifier |
| PSIDS | Prototype Secondary Information Dissemination System |
| PSINET | "formerly Performance Systems International" |
| PSIPU | PostScript Intelligent Processing Unit "Canon, Adobe, CLC", "PS IPU" |
| PSIU | Packet Switch Interface Unit |
| PSK |
| Phase Shift Keying |
| Phase-Shift Keying |
| PSL |
| PD Service Lage |
| Portable Standard Lisp |
| Problem Statement Language |
| Public Software Library |
| PSM |
| (SQL) Persistent Stored Modules |
| Packet Service Module |
| Permanenterregte SynchronMaschine |
| Persistent Stored Modules |
| Personal Software Marketing |
| Phase Shift Modulation |
| Phase Shifting Mask |
| Position Switching Module |
| Power System Manager |
| Printing Systems Manager |
| Production System Management |
| Programmable State Machine |
| Proportional Spacing Machine |
| PSMC | Plastic Surface Mount Component |
| PSN |
| Packet / Public Switched Network |
| Packet Switch Node |
| Packet Switched Network |
| Packet Switched Network / Packet Switching Node / Private Switched Network / Public Sw |
| Packet Switching Network |
| Print Sequence Number |
| Processor Serial Number |
| Public Switched Network |
| PSNR | Peak Signal to Noise Ratio |
| PSO | Pending Service Order |
| PSOM |
| Persistency framework in SOMobjects |
| Persistent System Object Model |
| PSOP | Plastic Small Outline Package |
| PSP |
| Packet Switching Processor |
| Personal Software Products |
| Presentation Services Process |
| Processor Support Package |
| Program Segment Prefix |
| Program Starting Point |
| ProjektStrukturPlan |
| PSPDN | Packet Switched Public Data Network |
| PSPUG | Paint Shop Pro User Group |
| PSR |
| Phase Shift Register |
| Program Status Register |
| Program Support Representative |
| Programmable Switch Replacement ( ispGDX Lattice ) |
| Programming Support Representative |
| PSRAM |
| Pseudo Static RAM |
| Pseudo Static Random Access Memory |
| PSRG | Privacy and Security Research Group |
| PSRO | Professional Standards Review Organization |
| PSRR |
| Power Supply Rejection Ratio |
| Product and Support Requirements Request |
| PSRT | PostScript Round Table |
| PSS |
| Packet Switch Services / Stream |
| Packet Switch Stream |
| Packet Switched Service |
| Packet Switched Services |
| Performance Support Systems |
| Power Supply Sensitivity |
| Process Status Structure |
| Process Switching Service |
| Product Support Services |
| Professional Software Services |
| PST |
| Pacific Standard Time [ 0800] |
| Pre-Structured Technology (development process) |
| Priority Selection Table |
| Program Synchronization Table |
| PSTN |
| Public Service Telephone Network |
| Public Switched Telephone Network |
| PSU |
| PolySUlfon |
| Port Sharing Unit |
| Portable Storage Unit |
| Portable Storage Unit / Program Storage Unit |
| Power Supply Unit |
| Primary Sampling Unit |
| Program Storage Unit |
| PSV | Program Status Vector |
| PSW |
| Password |
| Processor Status Word |
| Program Status Word |
| PT |
| Page Table |
| Partition Table |
| Pass Through |
| Payload Type |
| Payload Type ( ATM ) |
| Please Token |
| Product Term |
| Program Timer |
| Punch Through ( IGBT ) |
| Punched Tape |
| PTA |
| Personal Telecommunications Assistant |
| Post und Telekom Austria |
| PTAB | Project Technical Advisory Board |
| PTAL | Payment Transaction Application Layer Internet, banking |
| PTAN | Performance Testing Alliance for Networks |
| PTAT |
| Private Trans Atlantic Telecommunications |
| Proportional To Absolute Temperature |
| PTB |
| Physikalisch Technische Bundesanstalt |
| Physikalisch Technische Bundesanstalt org. |
| PTC |
| Pacific Telecommunications Council org. |
| Parallel Test Component |
| Part Time Crackers |
| Positive Teperature Coefficient |
| Public Telephone Companies |
| PTD |
| Parallel Transfer Disk / Drive |
| Parallel Transfer Disk Drive |
| PTE |
| Packet Transport Equipment |
| Page Table Entry |
| Path Terminating Entity |
| Path Terminating Equipment |
| PTERM | Physical Terminal |
| PTF |
| Problem Temporary/Trouble Fix |
| Program Temorary Fix |
| Program Temporary Fix |
| PTFE | PolyTetraFluoroEthylene |
| PTG | Physical Technology Group |
| PTH | Plated Through Hole |
| PTI |
| Packet Type Identifier |
| Payload Type Identifer |
| Payload Type Identifier |
| Payload Type Indicator ( ATM ) |
| Programmed Test Input |
| Public Tool Interface |
| PTL |
| Pirates That Live |
| Praise The Lord |
| PTM |
| Packet Transfer Mode |
| Program Terminal Multiplexor |
| Pulse Time Modulation |
| PTN | Personal Telecommunications Number |
| PTNX | Private Telecommunications Network eXchange |
| PTO |
| PROFIBUS Trading Organization |
| Patent and Trademark Office |
| Public Telephone Operator |
| PTOCA | Presentation Text Object Content Architecture |
| PTP |
| Paper Tape Punch |
| Point - To - Point |
| Point To Point |
| PTR |
| Paper Tape Reader |
| Pointer |
| Potential Transformer Ratio |
| PTS |
| Point de Transfert Sémaphore |
| Position and Trunk Scanner |
| Profile Test Specification |
| PTSA | Product Term Sharing Array ( CPLD ) |
| PTSE | PNNI Topology State Element (ATM Forum) |
| PTSP | PNNI Topology State Packet |
| PTT |
| Post Telegraph and Telephone |
| Postal Telegraph and Telephone |
| Postal Telephone & Telegraph |
| Poste Télégraphe et Télécommunications |
| Postes, Telegraphe et Telephone |
| Programmer Productivity Technique |
| Put That There |
| PTTC | Paper Tape Transmission Code |
| PTTXAU | Public TeleTex Access Unit |
| PTW |
| Page Table Word |
| Primary Translation Word |
| PTX | Performance Toolbox |
| PTXAU | Public Telex Access Unit |
| PTY | Pseudo Terminal driver |
| PU |
| Physical Unit |
| Pluggable Unit |
| Power Unit |
| Power User |
| Processing Unit |
| PUA | Profiling User Agent |
| PUB |
| Physical Unit Block |
| Public |
| Publication "file name extension" "Ventura" |
| PUC |
| Peripheral Unit Controller |
| Public Utilities Commission |
| Public Utility Commission |
| PUCP | Physical Unit Control Point |
| PUFFT | Purdue University Fast FORTRAN compiler |
| PUG | Pascal Users' Group |
| PUID | Physical Unit IDentifier |
| PUK | Personal Unblocking Key |
| PUMA |
| Power User's Macintosh Association |
| Processor Upgradable Modular Architecture |
| Programmable Universal Micro Accelerator |
| PUMS | Physical Unit Management Services |
| PUN | Physical Unit Number |
| PUP |
| PARC Universal Packet |
| PARC Universal Pac |
